Home / 15,191,575.04-20,964,372-8,316,061.76

Finding the Fourth Proportional to 15,191,575.04, 20,964,372 and 8,316,061.76

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Solution

The fourth proportional to 15,191,575.04, 20,964,372 and 8,316,061.76 is: 11,476,164.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,191,575.04 : 20,964,372 = 8,316,061.76 : x
  2. Step 2: Convert to fraction form
    15,191,575.04/20,964,372 = 8,316,061.76/x
  3. Step 3: Cross multiply
    15,191,575.04x = 20,964,372 × 8,316,061.76
  4. Step 4: Simplify right side
    15,191,575.04x = 174,341,012,311,614.72
  5. Step 5: Solve for x
    x = 174,341,012,311,614.72/15,191,575.04
  6. Step 6: Final answer
    x = 11,476,164.38

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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.