Home / 69,891,388.01-96,450,406.76-38,528,748

Finding the Fourth Proportional to 69,891,388.01, 96,450,406.76 and 38,528,748

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Solution

The fourth proportional to 69,891,388.01, 96,450,406.76 and 38,528,748 is: 53,169,832.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,891,388.01 : 96,450,406.76 = 38,528,748 : x
  2. Step 2: Convert to fraction form
    69,891,388.01/96,450,406.76 = 38,528,748/x
  3. Step 3: Cross multiply
    69,891,388.01x = 96,450,406.76 × 38,528,748
  4. Step 4: Simplify right side
    69,891,388.01x = 3,716,113,416,553,536.50
  5. Step 5: Solve for x
    x = 3,716,113,416,553,536.50/69,891,388.01
  6. Step 6: Final answer
    x = 53,169,832.83

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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.