Home / 65,401,130.28-90,253,510.17-36,032,462.82

Finding the Fourth Proportional to 65,401,130.28, 90,253,510.17 and 36,032,462.82

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Solution

The fourth proportional to 65,401,130.28, 90,253,510.17 and 36,032,462.82 is: 49,724,771.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,401,130.28 : 90,253,510.17 = 36,032,462.82 : x
  2. Step 2: Convert to fraction form
    65,401,130.28/90,253,510.17 = 36,032,462.82/x
  3. Step 3: Cross multiply
    65,401,130.28x = 90,253,510.17 × 36,032,462.82
  4. Step 4: Simplify right side
    65,401,130.28x = 3,252,056,249,575,017
  5. Step 5: Solve for x
    x = 3,252,056,249,575,017/65,401,130.28
  6. Step 6: Final answer
    x = 49,724,771.36

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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.