Home / 9,191,989.12-13,788,927.60-3,516,986.56

Finding the Fourth Proportional to 9,191,989.12, 13,788,927.60 and 3,516,986.56

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Solution

The fourth proportional to 9,191,989.12, 13,788,927.60 and 3,516,986.56 is: 5,275,841.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191,989.12 : 13,788,927.60 = 3,516,986.56 : x
  2. Step 2: Convert to fraction form
    9,191,989.12/13,788,927.60 = 3,516,986.56/x
  3. Step 3: Cross multiply
    9,191,989.12x = 13,788,927.60 × 3,516,986.56
  4. Step 4: Simplify right side
    9,191,989.12x = 48,495,473,046,013.05
  5. Step 5: Solve for x
    x = 48,495,473,046,013.05/9,191,989.12
  6. Step 6: Final answer
    x = 5,275,841.00

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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.