Home / 11,341,330.80-17,011,996.20-10,349,307.60

Finding the Fourth Proportional to 11,341,330.80, 17,011,996.20 and 10,349,307.60

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Solution

The fourth proportional to 11,341,330.80, 17,011,996.20 and 10,349,307.60 is: 15,523,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341,330.80 : 17,011,996.20 = 10,349,307.60 : x
  2. Step 2: Convert to fraction form
    11,341,330.80/17,011,996.20 = 10,349,307.60/x
  3. Step 3: Cross multiply
    11,341,330.80x = 17,011,996.20 × 10,349,307.60
  4. Step 4: Simplify right side
    11,341,330.80x = 176,062,381,563,831.09
  5. Step 5: Solve for x
    x = 176,062,381,563,831.09/11,341,330.80
  6. Step 6: Final answer
    x = 15,523,961.40

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Similar ratio
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1.5x scale

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.