Home / 17,382,830.40-26,074,245.60-5,254,165.80

Finding the Fourth Proportional to 17,382,830.40, 26,074,245.60 and 5,254,165.80

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Solution

The fourth proportional to 17,382,830.40, 26,074,245.60 and 5,254,165.80 is: 7,881,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,830.40 : 26,074,245.60 = 5,254,165.80 : x
  2. Step 2: Convert to fraction form
    17,382,830.40/26,074,245.60 = 5,254,165.80/x
  3. Step 3: Cross multiply
    17,382,830.40x = 26,074,245.60 × 5,254,165.80
  4. Step 4: Simplify right side
    17,382,830.40x = 136,998,409,492,320.48
  5. Step 5: Solve for x
    x = 136,998,409,492,320.48/17,382,830.40
  6. Step 6: Final answer
    x = 7,881,248.70

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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.