Home / 53,357,148.60-73,632,914.46-28,910,862.60

Finding the Fourth Proportional to 53,357,148.60, 73,632,914.46 and 28,910,862.60

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Solution

The fourth proportional to 53,357,148.60, 73,632,914.46 and 28,910,862.60 is: 39,897,017.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,357,148.60 : 73,632,914.46 = 28,910,862.60 : x
  2. Step 2: Convert to fraction form
    53,357,148.60/73,632,914.46 = 28,910,862.60/x
  3. Step 3: Cross multiply
    53,357,148.60x = 73,632,914.46 × 28,910,862.60
  4. Step 4: Simplify right side
    53,357,148.60x = 2,128,791,072,790,613
  5. Step 5: Solve for x
    x = 2,128,791,072,790,613/53,357,148.60
  6. Step 6: Final answer
    x = 39,897,017.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.