Home / 67,428,838.39-93,051,797.30-36,489,007.98

Finding the Fourth Proportional to 67,428,838.39, 93,051,797.30 and 36,489,007.98

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Solution

The fourth proportional to 67,428,838.39, 93,051,797.30 and 36,489,007.98 is: 50,354,831.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,838.39 : 93,051,797.30 = 36,489,007.98 : x
  2. Step 2: Convert to fraction form
    67,428,838.39/93,051,797.30 = 36,489,007.98/x
  3. Step 3: Cross multiply
    67,428,838.39x = 93,051,797.30 × 36,489,007.98
  4. Step 4: Simplify right side
    67,428,838.39x = 3,395,367,774,233,042
  5. Step 5: Solve for x
    x = 3,395,367,774,233,042/67,428,838.39
  6. Step 6: Final answer
    x = 50,354,831.19

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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.