Home / 10,382,411.12-15,563,381.45-3,646,101.20

Finding the Fourth Proportional to 10,382,411.12, 15,563,381.45 and 3,646,101.20

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Solution

The fourth proportional to 10,382,411.12, 15,563,381.45 and 3,646,101.20 is: 5,465,557.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382,411.12 : 15,563,381.45 = 3,646,101.20 : x
  2. Step 2: Convert to fraction form
    10,382,411.12/15,563,381.45 = 3,646,101.20/x
  3. Step 3: Cross multiply
    10,382,411.12x = 15,563,381.45 × 3,646,101.20
  4. Step 4: Simplify right side
    10,382,411.12x = 56,745,663,684,855.33
  5. Step 5: Solve for x
    x = 56,745,663,684,855.33/10,382,411.12
  6. Step 6: Final answer
    x = 5,465,557.38

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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.