Home / 77,225,681.85-115,782,358.79-36,264,013.85

Finding the Fourth Proportional to 77,225,681.85, 115,782,358.79 and 36,264,013.85

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Solution

The fourth proportional to 77,225,681.85, 115,782,358.79 and 36,264,013.85 is: 54,369,647.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,225,681.85 : 115,782,358.79 = 36,264,013.85 : x
  2. Step 2: Convert to fraction form
    77,225,681.85/115,782,358.79 = 36,264,013.85/x
  3. Step 3: Cross multiply
    77,225,681.85x = 115,782,358.79 × 36,264,013.85
  4. Step 4: Simplify right side
    77,225,681.85x = 4,198,733,062,257,977.50
  5. Step 5: Solve for x
    x = 4,198,733,062,257,977.50/77,225,681.85
  6. Step 6: Final answer
    x = 54,369,647.01

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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.