Home / 14,528,079.40-21,792,119.10-12,288,591.40

Finding the Fourth Proportional to 14,528,079.40, 21,792,119.10 and 12,288,591.40

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Solution

The fourth proportional to 14,528,079.40, 21,792,119.10 and 12,288,591.40 is: 18,432,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528,079.40 : 21,792,119.10 = 12,288,591.40 : x
  2. Step 2: Convert to fraction form
    14,528,079.40/21,792,119.10 = 12,288,591.40/x
  3. Step 3: Cross multiply
    14,528,079.40x = 21,792,119.10 × 12,288,591.40
  4. Step 4: Simplify right side
    14,528,079.40x = 267,794,447,360,035.78
  5. Step 5: Solve for x
    x = 267,794,447,360,035.78/14,528,079.40
  6. Step 6: Final answer
    x = 18,432,887.10

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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.