Home / 67,428,838.86-93,051,797.75-36,489,008.13

Finding the Fourth Proportional to 67,428,838.86, 93,051,797.75 and 36,489,008.13

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Solution

The fourth proportional to 67,428,838.86, 93,051,797.75 and 36,489,008.13 is: 50,354,831.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,838.86 : 93,051,797.75 = 36,489,008.13 : x
  2. Step 2: Convert to fraction form
    67,428,838.86/93,051,797.75 = 36,489,008.13/x
  3. Step 3: Cross multiply
    67,428,838.86x = 93,051,797.75 × 36,489,008.13
  4. Step 4: Simplify right side
    67,428,838.86x = 3,395,367,804,428,421
  5. Step 5: Solve for x
    x = 3,395,367,804,428,421/67,428,838.86
  6. Step 6: Final answer
    x = 50,354,831.28

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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.