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Finding the Fourth Proportional to 38,492,590.50, 57,738,960.07 and 9,346,306.64

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Solution

The fourth proportional to 38,492,590.50, 57,738,960.07 and 9,346,306.64 is: 14,019,478.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,492,590.50 : 57,738,960.07 = 9,346,306.64 : x
  2. Step 2: Convert to fraction form
    38,492,590.50/57,738,960.07 = 9,346,306.64/x
  3. Step 3: Cross multiply
    38,492,590.50x = 57,738,960.07 × 9,346,306.64
  4. Step 4: Simplify right side
    38,492,590.50x = 539,646,025,576,875.31
  5. Step 5: Solve for x
    x = 539,646,025,576,875.31/38,492,590.50
  6. Step 6: Final answer
    x = 14,019,478.00

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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.