Home / 12,584,210.40-18,880,981.20-5,016,607.20

Finding the Fourth Proportional to 12,584,210.40, 18,880,981.20 and 5,016,607.20

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Solution

The fourth proportional to 12,584,210.40, 18,880,981.20 and 5,016,607.20 is: 7,526,770.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,210.40 : 18,880,981.20 = 5,016,607.20 : x
  2. Step 2: Convert to fraction form
    12,584,210.40/18,880,981.20 = 5,016,607.20/x
  3. Step 3: Cross multiply
    12,584,210.40x = 18,880,981.20 × 5,016,607.20
  4. Step 4: Simplify right side
    12,584,210.40x = 94,718,466,230,984.64
  5. Step 5: Solve for x
    x = 94,718,466,230,984.64/12,584,210.40
  6. Step 6: Final answer
    x = 7,526,770.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.