Home / 9,181,487.60-13,771,648.20-3,116,207.60

Finding the Fourth Proportional to 9,181,487.60, 13,771,648.20 and 3,116,207.60

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Solution

The fourth proportional to 9,181,487.60, 13,771,648.20 and 3,116,207.60 is: 4,674,113.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,487.60 : 13,771,648.20 = 3,116,207.60 : x
  2. Step 2: Convert to fraction form
    9,181,487.60/13,771,648.20 = 3,116,207.60/x
  3. Step 3: Cross multiply
    9,181,487.60x = 13,771,648.20 × 3,116,207.60
  4. Step 4: Simplify right side
    9,181,487.60x = 42,915,314,785,366.32
  5. Step 5: Solve for x
    x = 42,915,314,785,366.32/9,181,487.60
  6. Step 6: Final answer
    x = 4,674,113.46

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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.