Home / 74,413,462.64-111,401,921.18-52,178,505.55

Finding the Fourth Proportional to 74,413,462.64, 111,401,921.18 and 52,178,505.55

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Solution

The fourth proportional to 74,413,462.64, 111,401,921.18 and 52,178,505.55 is: 78,114,706.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,413,462.64 : 111,401,921.18 = 52,178,505.55 : x
  2. Step 2: Convert to fraction form
    74,413,462.64/111,401,921.18 = 52,178,505.55/x
  3. Step 3: Cross multiply
    74,413,462.64x = 111,401,921.18 × 52,178,505.55
  4. Step 4: Simplify right side
    74,413,462.64x = 5,812,785,762,423,234
  5. Step 5: Solve for x
    x = 5,812,785,762,423,234/74,413,462.64
  6. Step 6: Final answer
    x = 78,114,706.08

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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.