Home / 10,363,206.35-15,540,143.93-4,680,505.55

Finding the Fourth Proportional to 10,363,206.35, 15,540,143.93 and 4,680,505.55

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Solution

The fourth proportional to 10,363,206.35, 15,540,143.93 and 4,680,505.55 is: 7,018,651.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,206.35 : 15,540,143.93 = 4,680,505.55 : x
  2. Step 2: Convert to fraction form
    10,363,206.35/15,540,143.93 = 4,680,505.55/x
  3. Step 3: Cross multiply
    10,363,206.35x = 15,540,143.93 × 4,680,505.55
  4. Step 4: Simplify right side
    10,363,206.35x = 72,735,729,888,761.28
  5. Step 5: Solve for x
    x = 72,735,729,888,761.28/10,363,206.35
  6. Step 6: Final answer
    x = 7,018,651.12

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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.