Home / 38,461,346.40-57,692,019.60-11,535,002.40

Finding the Fourth Proportional to 38,461,346.40, 57,692,019.60 and 11,535,002.40

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Solution

The fourth proportional to 38,461,346.40, 57,692,019.60 and 11,535,002.40 is: 17,302,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,461,346.40 : 57,692,019.60 = 11,535,002.40 : x
  2. Step 2: Convert to fraction form
    38,461,346.40/57,692,019.60 = 11,535,002.40/x
  3. Step 3: Cross multiply
    38,461,346.40x = 57,692,019.60 × 11,535,002.40
  4. Step 4: Simplify right side
    38,461,346.40x = 665,477,584,546,847.12
  5. Step 5: Solve for x
    x = 665,477,584,546,847.12/38,461,346.40
  6. Step 6: Final answer
    x = 17,302,503.60

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Similar ratio
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1.5x scale

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.