Home / 10,186,713.20-15,280,069.80-4,124,349.20

Finding the Fourth Proportional to 10,186,713.20, 15,280,069.80 and 4,124,349.20

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Solution

The fourth proportional to 10,186,713.20, 15,280,069.80 and 4,124,349.20 is: 6,186,523.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,186,713.20 : 15,280,069.80 = 4,124,349.20 : x
  2. Step 2: Convert to fraction form
    10,186,713.20/15,280,069.80 = 4,124,349.20/x
  3. Step 3: Cross multiply
    10,186,713.20x = 15,280,069.80 × 4,124,349.20
  4. Step 4: Simplify right side
    10,186,713.20x = 63,020,343,655,574.16
  5. Step 5: Solve for x
    x = 63,020,343,655,574.16/10,186,713.20
  6. Step 6: Final answer
    x = 6,186,523.80

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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.