Home / 86,919,076.10-130,378,614.15-26,337,815.30

Finding the Fourth Proportional to 86,919,076.10, 130,378,614.15 and 26,337,815.30

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Solution

The fourth proportional to 86,919,076.10, 130,378,614.15 and 26,337,815.30 is: 39,506,722.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,919,076.10 : 130,378,614.15 = 26,337,815.30 : x
  2. Step 2: Convert to fraction form
    86,919,076.10/130,378,614.15 = 26,337,815.30/x
  3. Step 3: Cross multiply
    86,919,076.10x = 130,378,614.15 × 26,337,815.30
  4. Step 4: Simplify right side
    86,919,076.10x = 3,433,887,858,552,666.50
  5. Step 5: Solve for x
    x = 3,433,887,858,552,666.50/86,919,076.10
  6. Step 6: Final answer
    x = 39,506,722.95

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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.