Home / 10,354,492.80-15,531,739.20-9,346,723.20

Finding the Fourth Proportional to 10,354,492.80, 15,531,739.20 and 9,346,723.20

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Solution

The fourth proportional to 10,354,492.80, 15,531,739.20 and 9,346,723.20 is: 14,020,084.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354,492.80 : 15,531,739.20 = 9,346,723.20 : x
  2. Step 2: Convert to fraction form
    10,354,492.80/15,531,739.20 = 9,346,723.20/x
  3. Step 3: Cross multiply
    10,354,492.80x = 15,531,739.20 × 9,346,723.20
  4. Step 4: Simplify right side
    10,354,492.80x = 145,170,867,116,989.41
  5. Step 5: Solve for x
    x = 145,170,867,116,989.41/10,354,492.80
  6. Step 6: Final answer
    x = 14,020,084.80

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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.