Home / 18,140,671.74-25,034,700.69-9,880,982.64

Finding the Fourth Proportional to 18,140,671.74, 25,034,700.69 and 9,880,982.64

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Solution

The fourth proportional to 18,140,671.74, 25,034,700.69 and 9,880,982.64 is: 13,636,068.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140,671.74 : 25,034,700.69 = 9,880,982.64 : x
  2. Step 2: Convert to fraction form
    18,140,671.74/25,034,700.69 = 9,880,982.64/x
  3. Step 3: Cross multiply
    18,140,671.74x = 25,034,700.69 × 9,880,982.64
  4. Step 4: Simplify right side
    18,140,671.74x = 247,367,442,915,486.06
  5. Step 5: Solve for x
    x = 247,367,442,915,486.06/18,140,671.74
  6. Step 6: Final answer
    x = 13,636,068.52

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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.