Home / 15,119,897.40-22,679,846.10-13,631,862.60

Finding the Fourth Proportional to 15,119,897.40, 22,679,846.10 and 13,631,862.60

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Solution

The fourth proportional to 15,119,897.40, 22,679,846.10 and 13,631,862.60 is: 20,447,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119,897.40 : 22,679,846.10 = 13,631,862.60 : x
  2. Step 2: Convert to fraction form
    15,119,897.40/22,679,846.10 = 13,631,862.60/x
  3. Step 3: Cross multiply
    15,119,897.40x = 22,679,846.10 × 13,631,862.60
  4. Step 4: Simplify right side
    15,119,897.40x = 309,168,545,824,345.88
  5. Step 5: Solve for x
    x = 309,168,545,824,345.88/15,119,897.40
  6. Step 6: Final answer
    x = 20,447,793.90

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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.