Home / 18,695,060.32-28,044,008.90-5,048,008.08

Finding the Fourth Proportional to 18,695,060.32, 28,044,008.90 and 5,048,008.08

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Solution

The fourth proportional to 18,695,060.32, 28,044,008.90 and 5,048,008.08 is: 7,572,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,695,060.32 : 28,044,008.90 = 5,048,008.08 : x
  2. Step 2: Convert to fraction form
    18,695,060.32/28,044,008.90 = 5,048,008.08/x
  3. Step 3: Cross multiply
    18,695,060.32x = 28,044,008.90 × 5,048,008.08
  4. Step 4: Simplify right side
    18,695,060.32x = 141,566,383,522,791.91
  5. Step 5: Solve for x
    x = 141,566,383,522,791.91/18,695,060.32
  6. Step 6: Final answer
    x = 7,572,395.12

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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.