Home / 39,374,430.40-59,061,645.60-20,242,554.40

Finding the Fourth Proportional to 39,374,430.40, 59,061,645.60 and 20,242,554.40

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Solution

The fourth proportional to 39,374,430.40, 59,061,645.60 and 20,242,554.40 is: 30,363,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,374,430.40 : 59,061,645.60 = 20,242,554.40 : x
  2. Step 2: Convert to fraction form
    39,374,430.40/59,061,645.60 = 20,242,554.40/x
  3. Step 3: Cross multiply
    39,374,430.40x = 59,061,645.60 × 20,242,554.40
  4. Step 4: Simplify right side
    39,374,430.40x = 1,195,558,574,011,520.50
  5. Step 5: Solve for x
    x = 1,195,558,574,011,520.50/39,374,430.40
  6. Step 6: Final answer
    x = 30,363,831.60

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.