Home / 72,425,591.80-108,601,062.90-26,963,985.40

Finding the Fourth Proportional to 72,425,591.80, 108,601,062.90 and 26,963,985.40

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Solution

The fourth proportional to 72,425,591.80, 108,601,062.90 and 26,963,985.40 is: 40,432,082.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,425,591.80 : 108,601,062.90 = 26,963,985.40 : x
  2. Step 2: Convert to fraction form
    72,425,591.80/108,601,062.90 = 26,963,985.40/x
  3. Step 3: Cross multiply
    72,425,591.80x = 108,601,062.90 × 26,963,985.40
  4. Step 4: Simplify right side
    72,425,591.80x = 2,928,317,474,460,081.50
  5. Step 5: Solve for x
    x = 2,928,317,474,460,081.50/72,425,591.80
  6. Step 6: Final answer
    x = 40,432,082.11

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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.