Home / 7,152,505.13-9,872,618.28-4,861,994.42

Finding the Fourth Proportional to 7,152,505.13, 9,872,618.28 and 4,861,994.42

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Solution

The fourth proportional to 7,152,505.13, 9,872,618.28 and 4,861,994.42 is: 6,711,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,505.13 : 9,872,618.28 = 4,861,994.42 : x
  2. Step 2: Convert to fraction form
    7,152,505.13/9,872,618.28 = 4,861,994.42/x
  3. Step 3: Cross multiply
    7,152,505.13x = 9,872,618.28 × 4,861,994.42
  4. Step 4: Simplify right side
    7,152,505.13x = 48,000,614,994,599.06
  5. Step 5: Solve for x
    x = 48,000,614,994,599.06/7,152,505.13
  6. Step 6: Final answer
    x = 6,711,021.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.