Home / 8,813,678.47-13,221,125.03-3,690,950.51

Finding the Fourth Proportional to 8,813,678.47, 13,221,125.03 and 3,690,950.51

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Solution

The fourth proportional to 8,813,678.47, 13,221,125.03 and 3,690,950.51 is: 5,536,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,813,678.47 : 13,221,125.03 = 3,690,950.51 : x
  2. Step 2: Convert to fraction form
    8,813,678.47/13,221,125.03 = 3,690,950.51/x
  3. Step 3: Cross multiply
    8,813,678.47x = 13,221,125.03 × 3,690,950.51
  4. Step 4: Simplify right side
    8,813,678.47x = 48,798,518,214,532.46
  5. Step 5: Solve for x
    x = 48,798,518,214,532.46/8,813,678.47
  6. Step 6: Final answer
    x = 5,536,680.10

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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.