Home / 69,564,817.50-96,011,256.32-40,213,165.22

Finding the Fourth Proportional to 69,564,817.50, 96,011,256.32 and 40,213,165.22

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Solution

The fourth proportional to 69,564,817.50, 96,011,256.32 and 40,213,165.22 is: 55,500,993.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,564,817.50 : 96,011,256.32 = 40,213,165.22 : x
  2. Step 2: Convert to fraction form
    69,564,817.50/96,011,256.32 = 40,213,165.22/x
  3. Step 3: Cross multiply
    69,564,817.50x = 96,011,256.32 × 40,213,165.22
  4. Step 4: Simplify right side
    69,564,817.50x = 3,860,916,513,375,929
  5. Step 5: Solve for x
    x = 3,860,916,513,375,929/69,564,817.50
  6. Step 6: Final answer
    x = 55,500,993.92

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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.