Home / 49,279,681.86-67,985,412.24-28,366,710.63

Finding the Fourth Proportional to 49,279,681.86, 67,985,412.24 and 28,366,710.63

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Solution

The fourth proportional to 49,279,681.86, 67,985,412.24 and 28,366,710.63 is: 39,134,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,279,681.86 : 67,985,412.24 = 28,366,710.63 : x
  2. Step 2: Convert to fraction form
    49,279,681.86/67,985,412.24 = 28,366,710.63/x
  3. Step 3: Cross multiply
    49,279,681.86x = 67,985,412.24 × 28,366,710.63
  4. Step 4: Simplify right side
    49,279,681.86x = 1,928,522,516,073,340
  5. Step 5: Solve for x
    x = 1,928,522,516,073,340/49,279,681.86
  6. Step 6: Final answer
    x = 39,134,232.27

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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.