Home / 81,651,618.48-112,679,036.22-44,482,204.18

Finding the Fourth Proportional to 81,651,618.48, 112,679,036.22 and 44,482,204.18

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Solution

The fourth proportional to 81,651,618.48, 112,679,036.22 and 44,482,204.18 is: 61,385,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,651,618.48 : 112,679,036.22 = 44,482,204.18 : x
  2. Step 2: Convert to fraction form
    81,651,618.48/112,679,036.22 = 44,482,204.18/x
  3. Step 3: Cross multiply
    81,651,618.48x = 112,679,036.22 × 44,482,204.18
  4. Step 4: Simplify right side
    81,651,618.48x = 5,012,211,895,943,655
  5. Step 5: Solve for x
    x = 5,012,211,895,943,655/81,651,618.48
  6. Step 6: Final answer
    x = 61,385,334.29

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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.