Home / 52,455,527.28-72,389,097.90-28,934,964.36

Finding the Fourth Proportional to 52,455,527.28, 72,389,097.90 and 28,934,964.36

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Solution

The fourth proportional to 52,455,527.28, 72,389,097.90 and 28,934,964.36 is: 39,930,510.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,455,527.28 : 72,389,097.90 = 28,934,964.36 : x
  2. Step 2: Convert to fraction form
    52,455,527.28/72,389,097.90 = 28,934,964.36/x
  3. Step 3: Cross multiply
    52,455,527.28x = 72,389,097.90 × 28,934,964.36
  4. Step 4: Simplify right side
    52,455,527.28x = 2,094,575,967,789,051
  5. Step 5: Solve for x
    x = 2,094,575,967,789,051/52,455,527.28
  6. Step 6: Final answer
    x = 39,930,510.21

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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.