Home / 10,917,000.80-16,375,501.20-9,237,384.80

Finding the Fourth Proportional to 10,917,000.80, 16,375,501.20 and 9,237,384.80

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Solution

The fourth proportional to 10,917,000.80, 16,375,501.20 and 9,237,384.80 is: 13,856,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917,000.80 : 16,375,501.20 = 9,237,384.80 : x
  2. Step 2: Convert to fraction form
    10,917,000.80/16,375,501.20 = 9,237,384.80/x
  3. Step 3: Cross multiply
    10,917,000.80x = 16,375,501.20 × 9,237,384.80
  4. Step 4: Simplify right side
    10,917,000.80x = 151,266,805,877,261.75
  5. Step 5: Solve for x
    x = 151,266,805,877,261.75/10,917,000.80
  6. Step 6: Final answer
    x = 13,856,077.20

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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.