Home / 10,864,228.20-16,290,437.40-4,475,126.40

Finding the Fourth Proportional to 10,864,228.20, 16,290,437.40 and 4,475,126.40

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Solution

The fourth proportional to 10,864,228.20, 16,290,437.40 and 4,475,126.40 is: 6,710,257.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864,228.20 : 16,290,437.40 = 4,475,126.40 : x
  2. Step 2: Convert to fraction form
    10,864,228.20/16,290,437.40 = 4,475,126.40/x
  3. Step 3: Cross multiply
    10,864,228.20x = 16,290,437.40 × 4,475,126.40
  4. Step 4: Simplify right side
    10,864,228.20x = 72,901,766,476,287.38
  5. Step 5: Solve for x
    x = 72,901,766,476,287.38/10,864,228.20
  6. Step 6: Final answer
    x = 6,710,257.29

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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.