Home / 14,304,065.40-21,456,098.10-5,326,759.80

Finding the Fourth Proportional to 14,304,065.40, 21,456,098.10 and 5,326,759.80

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Solution

The fourth proportional to 14,304,065.40, 21,456,098.10 and 5,326,759.80 is: 7,990,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,065.40 : 21,456,098.10 = 5,326,759.80 : x
  2. Step 2: Convert to fraction form
    14,304,065.40/21,456,098.10 = 5,326,759.80/x
  3. Step 3: Cross multiply
    14,304,065.40x = 21,456,098.10 × 5,326,759.80
  4. Step 4: Simplify right side
    14,304,065.40x = 114,291,480,823,936.39
  5. Step 5: Solve for x
    x = 114,291,480,823,936.39/14,304,065.40
  6. Step 6: Final answer
    x = 7,990,139.70

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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.