Home / 10,741,803.60-16,089,085.80-5,687,209.20

Finding the Fourth Proportional to 10,741,803.60, 16,089,085.80 and 5,687,209.20

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Solution

The fourth proportional to 10,741,803.60, 16,089,085.80 and 5,687,209.20 is: 8,518,308.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741,803.60 : 16,089,085.80 = 5,687,209.20 : x
  2. Step 2: Convert to fraction form
    10,741,803.60/16,089,085.80 = 5,687,209.20/x
  3. Step 3: Cross multiply
    10,741,803.60x = 16,089,085.80 × 5,687,209.20
  4. Step 4: Simplify right side
    10,741,803.60x = 91,501,996,781,349.38
  5. Step 5: Solve for x
    x = 91,501,996,781,349.38/10,741,803.60
  6. Step 6: Final answer
    x = 8,518,308.49

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1.5x scale

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.