Home / 69,851,736.55-96,391,053.11-38,488,030.38

Finding the Fourth Proportional to 69,851,736.55, 96,391,053.11 and 38,488,030.38

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Solution

The fourth proportional to 69,851,736.55, 96,391,053.11 and 38,488,030.38 is: 53,111,088.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,851,736.55 : 96,391,053.11 = 38,488,030.38 : x
  2. Step 2: Convert to fraction form
    69,851,736.55/96,391,053.11 = 38,488,030.38/x
  3. Step 3: Cross multiply
    69,851,736.55x = 96,391,053.11 × 38,488,030.38
  4. Step 4: Simplify right side
    69,851,736.55x = 3,709,901,780,265,433.50
  5. Step 5: Solve for x
    x = 3,709,901,780,265,433.50/69,851,736.55
  6. Step 6: Final answer
    x = 53,111,088.77

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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.