Home / 52,142,475.66-78,213,713.61-27,807,677.25

Finding the Fourth Proportional to 52,142,475.66, 78,213,713.61 and 27,807,677.25

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Solution

The fourth proportional to 52,142,475.66, 78,213,713.61 and 27,807,677.25 is: 41,711,515.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,142,475.66 : 78,213,713.61 = 27,807,677.25 : x
  2. Step 2: Convert to fraction form
    52,142,475.66/78,213,713.61 = 27,807,677.25/x
  3. Step 3: Cross multiply
    52,142,475.66x = 78,213,713.61 × 27,807,677.25
  4. Step 4: Simplify right side
    52,142,475.66x = 2,174,941,704,590,812.25
  5. Step 5: Solve for x
    x = 2,174,941,704,590,812.25/52,142,475.66
  6. Step 6: Final answer
    x = 41,711,515.94

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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.