Home / 39,072,001.60-58,608,002.40-28,868,334.40

Finding the Fourth Proportional to 39,072,001.60, 58,608,002.40 and 28,868,334.40

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Solution

The fourth proportional to 39,072,001.60, 58,608,002.40 and 28,868,334.40 is: 43,302,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,072,001.60 : 58,608,002.40 = 28,868,334.40 : x
  2. Step 2: Convert to fraction form
    39,072,001.60/58,608,002.40 = 28,868,334.40/x
  3. Step 3: Cross multiply
    39,072,001.60x = 58,608,002.40 × 28,868,334.40
  4. Step 4: Simplify right side
    39,072,001.60x = 1,691,915,411,799,202.50
  5. Step 5: Solve for x
    x = 1,691,915,411,799,202.50/39,072,001.60
  6. Step 6: Final answer
    x = 43,302,501.60

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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.