Home / 14,304,003.90-21,439,417.05-5,778,743.10

Finding the Fourth Proportional to 14,304,003.90, 21,439,417.05 and 5,778,743.10

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Solution

The fourth proportional to 14,304,003.90, 21,439,417.05 and 5,778,743.10 is: 8,661,412.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,003.90 : 21,439,417.05 = 5,778,743.10 : x
  2. Step 2: Convert to fraction form
    14,304,003.90/21,439,417.05 = 5,778,743.10/x
  3. Step 3: Cross multiply
    14,304,003.90x = 21,439,417.05 × 5,778,743.10
  4. Step 4: Simplify right side
    14,304,003.90x = 123,892,883,345,709.84
  5. Step 5: Solve for x
    x = 123,892,883,345,709.84/14,304,003.90
  6. Step 6: Final answer
    x = 8,661,412.86

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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.