Home / 9,130,188.96-12,599,668.80-5,055,720.48

Finding the Fourth Proportional to 9,130,188.96, 12,599,668.80 and 5,055,720.48

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Solution

The fourth proportional to 9,130,188.96, 12,599,668.80 and 5,055,720.48 is: 6,976,898.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130,188.96 : 12,599,668.80 = 5,055,720.48 : x
  2. Step 2: Convert to fraction form
    9,130,188.96/12,599,668.80 = 5,055,720.48/x
  3. Step 3: Cross multiply
    9,130,188.96x = 12,599,668.80 × 5,055,720.48
  4. Step 4: Simplify right side
    9,130,188.96x = 63,700,403,593,377.03
  5. Step 5: Solve for x
    x = 63,700,403,593,377.03/9,130,188.96
  6. Step 6: Final answer
    x = 6,976,898.71

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1.5x scale

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.