Home / 9,116,695.80-12,581,273.16-5,495,257.08

Finding the Fourth Proportional to 9,116,695.80, 12,581,273.16 and 5,495,257.08

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Solution

The fourth proportional to 9,116,695.80, 12,581,273.16 and 5,495,257.08 is: 7,583,595.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116,695.80 : 12,581,273.16 = 5,495,257.08 : x
  2. Step 2: Convert to fraction form
    9,116,695.80/12,581,273.16 = 5,495,257.08/x
  3. Step 3: Cross multiply
    9,116,695.80x = 12,581,273.16 × 5,495,257.08
  4. Step 4: Simplify right side
    9,116,695.80x = 69,137,330,407,903.98
  5. Step 5: Solve for x
    x = 69,137,330,407,903.98/9,116,695.80
  6. Step 6: Final answer
    x = 7,583,595.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.