Home / 28,745,158.60-43,117,737.90-18,541,491.40

Finding the Fourth Proportional to 28,745,158.60, 43,117,737.90 and 18,541,491.40

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Solution

The fourth proportional to 28,745,158.60, 43,117,737.90 and 18,541,491.40 is: 27,812,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,745,158.60 : 43,117,737.90 = 18,541,491.40 : x
  2. Step 2: Convert to fraction form
    28,745,158.60/43,117,737.90 = 18,541,491.40/x
  3. Step 3: Cross multiply
    28,745,158.60x = 43,117,737.90 × 18,541,491.40
  4. Step 4: Simplify right side
    28,745,158.60x = 799,467,166,460,304
  5. Step 5: Solve for x
    x = 799,467,166,460,304/28,745,158.60
  6. Step 6: Final answer
    x = 27,812,237.10

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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.