Home / 8,500,547.40-12,750,821.10-4,904,463.30

Finding the Fourth Proportional to 8,500,547.40, 12,750,821.10 and 4,904,463.30

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Solution

The fourth proportional to 8,500,547.40, 12,750,821.10 and 4,904,463.30 is: 7,356,694.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500,547.40 : 12,750,821.10 = 4,904,463.30 : x
  2. Step 2: Convert to fraction form
    8,500,547.40/12,750,821.10 = 4,904,463.30/x
  3. Step 3: Cross multiply
    8,500,547.40x = 12,750,821.10 × 4,904,463.30
  4. Step 4: Simplify right side
    8,500,547.40x = 62,535,934,129,815.62
  5. Step 5: Solve for x
    x = 62,535,934,129,815.62/8,500,547.40
  6. Step 6: Final answer
    x = 7,356,694.95

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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.