Home / 8,417,729.12-11,610,438.50-5,472,051.30

Finding the Fourth Proportional to 8,417,729.12, 11,610,438.50 and 5,472,051.30

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Solution

The fourth proportional to 8,417,729.12, 11,610,438.50 and 5,472,051.30 is: 7,547,512.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417,729.12 : 11,610,438.50 = 5,472,051.30 : x
  2. Step 2: Convert to fraction form
    8,417,729.12/11,610,438.50 = 5,472,051.30/x
  3. Step 3: Cross multiply
    8,417,729.12x = 11,610,438.50 × 5,472,051.30
  4. Step 4: Simplify right side
    8,417,729.12x = 63,532,915,101,175.17
  5. Step 5: Solve for x
    x = 63,532,915,101,175.17/8,417,729.12
  6. Step 6: Final answer
    x = 7,547,512.43

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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.