Home / 48,898,515.04-67,480,350.96-30,574,422.88

Finding the Fourth Proportional to 48,898,515.04, 67,480,350.96 and 30,574,422.88

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Solution

The fourth proportional to 48,898,515.04, 67,480,350.96 and 30,574,422.88 is: 42,192,953.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,898,515.04 : 67,480,350.96 = 30,574,422.88 : x
  2. Step 2: Convert to fraction form
    48,898,515.04/67,480,350.96 = 30,574,422.88/x
  3. Step 3: Cross multiply
    48,898,515.04x = 67,480,350.96 × 30,574,422.88
  4. Step 4: Simplify right side
    48,898,515.04x = 2,063,172,786,341,853.75
  5. Step 5: Solve for x
    x = 2,063,172,786,341,853.75/48,898,515.04
  6. Step 6: Final answer
    x = 42,192,953.81

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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.