Home / 14,304,046.40-21,456,069.60-5,326,740.80

Finding the Fourth Proportional to 14,304,046.40, 21,456,069.60 and 5,326,740.80

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Solution

The fourth proportional to 14,304,046.40, 21,456,069.60 and 5,326,740.80 is: 7,990,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,046.40 : 21,456,069.60 = 5,326,740.80 : x
  2. Step 2: Convert to fraction form
    14,304,046.40/21,456,069.60 = 5,326,740.80/x
  3. Step 3: Cross multiply
    14,304,046.40x = 21,456,069.60 × 5,326,740.80
  4. Step 4: Simplify right side
    14,304,046.40x = 114,290,921,345,959.69
  5. Step 5: Solve for x
    x = 114,290,921,345,959.69/14,304,046.40
  6. Step 6: Final answer
    x = 7,990,111.20

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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.