Home / 9,111,587.52-12,577,157.22-5,245,649.40

Finding the Fourth Proportional to 9,111,587.52, 12,577,157.22 and 5,245,649.40

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Solution

The fourth proportional to 9,111,587.52, 12,577,157.22 and 5,245,649.40 is: 7,240,819.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,587.52 : 12,577,157.22 = 5,245,649.40 : x
  2. Step 2: Convert to fraction form
    9,111,587.52/12,577,157.22 = 5,245,649.40/x
  3. Step 3: Cross multiply
    9,111,587.52x = 12,577,157.22 × 5,245,649.40
  4. Step 4: Simplify right side
    9,111,587.52x = 65,975,357,224,798.68
  5. Step 5: Solve for x
    x = 65,975,357,224,798.68/9,111,587.52
  6. Step 6: Final answer
    x = 7,240,819.13

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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.