Home / 52,695,626-72,719,963.88-28,578,378

Finding the Fourth Proportional to 52,695,626, 72,719,963.88 and 28,578,378

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Solution

The fourth proportional to 52,695,626, 72,719,963.88 and 28,578,378 is: 39,438,161.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,695,626 : 72,719,963.88 = 28,578,378 : x
  2. Step 2: Convert to fraction form
    52,695,626/72,719,963.88 = 28,578,378/x
  3. Step 3: Cross multiply
    52,695,626x = 72,719,963.88 × 28,578,378
  4. Step 4: Simplify right side
    52,695,626x = 2,078,218,615,908,986.50
  5. Step 5: Solve for x
    x = 2,078,218,615,908,986.50/52,695,626
  6. Step 6: Final answer
    x = 39,438,161.64

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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.