Home / 91,506,339.90-126,232,054.88-58,431,814.02

Finding the Fourth Proportional to 91,506,339.90, 126,232,054.88 and 58,431,814.02

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Solution

The fourth proportional to 91,506,339.90, 126,232,054.88 and 58,431,814.02 is: 80,606,086.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,506,339.90 : 126,232,054.88 = 58,431,814.02 : x
  2. Step 2: Convert to fraction form
    91,506,339.90/126,232,054.88 = 58,431,814.02/x
  3. Step 3: Cross multiply
    91,506,339.90x = 126,232,054.88 × 58,431,814.02
  4. Step 4: Simplify right side
    91,506,339.90x = 7,375,967,954,146,822
  5. Step 5: Solve for x
    x = 7,375,967,954,146,822/91,506,339.90
  6. Step 6: Final answer
    x = 80,606,086.55

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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.