Home / 15,552,605.20-23,288,083.80-10,978,956.40

Finding the Fourth Proportional to 15,552,605.20, 23,288,083.80 and 10,978,956.40

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Solution

The fourth proportional to 15,552,605.20, 23,288,083.80 and 10,978,956.40 is: 16,439,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,605.20 : 23,288,083.80 = 10,978,956.40 : x
  2. Step 2: Convert to fraction form
    15,552,605.20/23,288,083.80 = 10,978,956.40/x
  3. Step 3: Cross multiply
    15,552,605.20x = 23,288,083.80 × 10,978,956.40
  4. Step 4: Simplify right side
    15,552,605.20x = 255,678,856,679,746.34
  5. Step 5: Solve for x
    x = 255,678,856,679,746.34/15,552,605.20
  6. Step 6: Final answer
    x = 16,439,615.96

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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.