Home / 10,207,360.80-15,311,041.20-4,538,656.80

Finding the Fourth Proportional to 10,207,360.80, 15,311,041.20 and 4,538,656.80

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Solution

The fourth proportional to 10,207,360.80, 15,311,041.20 and 4,538,656.80 is: 6,807,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207,360.80 : 15,311,041.20 = 4,538,656.80 : x
  2. Step 2: Convert to fraction form
    10,207,360.80/15,311,041.20 = 4,538,656.80/x
  3. Step 3: Cross multiply
    10,207,360.80x = 15,311,041.20 × 4,538,656.80
  4. Step 4: Simplify right side
    10,207,360.80x = 69,491,561,257,460.16
  5. Step 5: Solve for x
    x = 69,491,561,257,460.16/10,207,360.80
  6. Step 6: Final answer
    x = 6,807,985.20

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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.