Home / 10,359,899.20-15,539,848.80-6,328,820.80

Finding the Fourth Proportional to 10,359,899.20, 15,539,848.80 and 6,328,820.80

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Solution

The fourth proportional to 10,359,899.20, 15,539,848.80 and 6,328,820.80 is: 9,493,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359,899.20 : 15,539,848.80 = 6,328,820.80 : x
  2. Step 2: Convert to fraction form
    10,359,899.20/15,539,848.80 = 6,328,820.80/x
  3. Step 3: Cross multiply
    10,359,899.20x = 15,539,848.80 × 6,328,820.80
  4. Step 4: Simplify right side
    10,359,899.20x = 98,348,918,314,295.05
  5. Step 5: Solve for x
    x = 98,348,918,314,295.05/10,359,899.20
  6. Step 6: Final answer
    x = 9,493,231.20

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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.