Home / 20,105,291.40-30,157,937.10-14,751,515.40

Finding the Fourth Proportional to 20,105,291.40, 30,157,937.10 and 14,751,515.40

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Solution

The fourth proportional to 20,105,291.40, 30,157,937.10 and 14,751,515.40 is: 22,127,273.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,105,291.40 : 30,157,937.10 = 14,751,515.40 : x
  2. Step 2: Convert to fraction form
    20,105,291.40/30,157,937.10 = 14,751,515.40/x
  3. Step 3: Cross multiply
    20,105,291.40x = 30,157,937.10 × 14,751,515.40
  4. Step 4: Simplify right side
    20,105,291.40x = 444,875,273,562,881.38
  5. Step 5: Solve for x
    x = 444,875,273,562,881.38/20,105,291.40
  6. Step 6: Final answer
    x = 22,127,273.10

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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.