Home / 20,130,491.40-30,165,877.02-14,785,580.04

Finding the Fourth Proportional to 20,130,491.40, 30,165,877.02 and 14,785,580.04

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Solution

The fourth proportional to 20,130,491.40, 30,165,877.02 and 14,785,580.04 is: 22,156,438.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,130,491.40 : 30,165,877.02 = 14,785,580.04 : x
  2. Step 2: Convert to fraction form
    20,130,491.40/30,165,877.02 = 14,785,580.04/x
  3. Step 3: Cross multiply
    20,130,491.40x = 30,165,877.02 × 14,785,580.04
  4. Step 4: Simplify right side
    20,130,491.40x = 446,019,989,156,006.62
  5. Step 5: Solve for x
    x = 446,019,989,156,006.62/20,130,491.40
  6. Step 6: Final answer
    x = 22,156,438.23

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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.