Home / 15,543,280.80-23,314,921.20-14,535,511.20

Finding the Fourth Proportional to 15,543,280.80, 23,314,921.20 and 14,535,511.20

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Solution

The fourth proportional to 15,543,280.80, 23,314,921.20 and 14,535,511.20 is: 21,803,266.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543,280.80 : 23,314,921.20 = 14,535,511.20 : x
  2. Step 2: Convert to fraction form
    15,543,280.80/23,314,921.20 = 14,535,511.20/x
  3. Step 3: Cross multiply
    15,543,280.80x = 23,314,921.20 × 14,535,511.20
  4. Step 4: Simplify right side
    15,543,280.80x = 338,894,298,229,717.44
  5. Step 5: Solve for x
    x = 338,894,298,229,717.44/15,543,280.80
  6. Step 6: Final answer
    x = 21,803,266.80

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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.