Home / 66,200,279.13-91,348,448.76-36,824,188.95

Finding the Fourth Proportional to 66,200,279.13, 91,348,448.76 and 36,824,188.95

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Solution

The fourth proportional to 66,200,279.13, 91,348,448.76 and 36,824,188.95 is: 50,812,966.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,200,279.13 : 91,348,448.76 = 36,824,188.95 : x
  2. Step 2: Convert to fraction form
    66,200,279.13/91,348,448.76 = 36,824,188.95/x
  3. Step 3: Cross multiply
    66,200,279.13x = 91,348,448.76 × 36,824,188.95
  4. Step 4: Simplify right side
    66,200,279.13x = 3,363,832,537,427,633.50
  5. Step 5: Solve for x
    x = 3,363,832,537,427,633.50/66,200,279.13
  6. Step 6: Final answer
    x = 50,812,966.07

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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.