Home / 9,881,103.60-14,821,655.40-6,490,816.20

Finding the Fourth Proportional to 9,881,103.60, 14,821,655.40 and 6,490,816.20

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Solution

The fourth proportional to 9,881,103.60, 14,821,655.40 and 6,490,816.20 is: 9,736,224.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881,103.60 : 14,821,655.40 = 6,490,816.20 : x
  2. Step 2: Convert to fraction form
    9,881,103.60/14,821,655.40 = 6,490,816.20/x
  3. Step 3: Cross multiply
    9,881,103.60x = 14,821,655.40 × 6,490,816.20
  4. Step 4: Simplify right side
    9,881,103.60x = 96,204,640,981,137.48
  5. Step 5: Solve for x
    x = 96,204,640,981,137.48/9,881,103.60
  6. Step 6: Final answer
    x = 9,736,224.30

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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.