Home / 11,134,536.17-15,360,199.65-9,662,378.48

Finding the Fourth Proportional to 11,134,536.17, 15,360,199.65 and 9,662,378.48

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Solution

The fourth proportional to 11,134,536.17, 15,360,199.65 and 9,662,378.48 is: 13,329,343.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134,536.17 : 15,360,199.65 = 9,662,378.48 : x
  2. Step 2: Convert to fraction form
    11,134,536.17/15,360,199.65 = 9,662,378.48/x
  3. Step 3: Cross multiply
    11,134,536.17x = 15,360,199.65 × 9,662,378.48
  4. Step 4: Simplify right side
    11,134,536.17x = 148,416,062,546,663.53
  5. Step 5: Solve for x
    x = 148,416,062,546,663.53/11,134,536.17
  6. Step 6: Final answer
    x = 13,329,343.97

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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.