Home / 15,400,475.80-23,123,423.04-8,590,354.72

Finding the Fourth Proportional to 15,400,475.80, 23,123,423.04 and 8,590,354.72

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Solution

The fourth proportional to 15,400,475.80, 23,123,423.04 and 8,590,354.72 is: 12,898,199.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400,475.80 : 23,123,423.04 = 8,590,354.72 : x
  2. Step 2: Convert to fraction form
    15,400,475.80/23,123,423.04 = 8,590,354.72/x
  3. Step 3: Cross multiply
    15,400,475.80x = 23,123,423.04 × 8,590,354.72
  4. Step 4: Simplify right side
    15,400,475.80x = 198,638,406,254,220.75
  5. Step 5: Solve for x
    x = 198,638,406,254,220.75/15,400,475.80
  6. Step 6: Final answer
    x = 12,898,199.30

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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.