Home / 5,666,478.32-7,816,126.29-4,635,482.78

Finding the Fourth Proportional to 5,666,478.32, 7,816,126.29 and 4,635,482.78

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Solution

The fourth proportional to 5,666,478.32, 7,816,126.29 and 4,635,482.78 is: 6,394,009.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666,478.32 : 7,816,126.29 = 4,635,482.78 : x
  2. Step 2: Convert to fraction form
    5,666,478.32/7,816,126.29 = 4,635,482.78/x
  3. Step 3: Cross multiply
    5,666,478.32x = 7,816,126.29 × 4,635,482.78
  4. Step 4: Simplify right side
    5,666,478.32x = 36,231,518,825,757.54
  5. Step 5: Solve for x
    x = 36,231,518,825,757.54/5,666,478.32
  6. Step 6: Final answer
    x = 6,394,009.96

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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.