Home / 19,779,066.80-29,668,600.20-19,424,772.80

Finding the Fourth Proportional to 19,779,066.80, 29,668,600.20 and 19,424,772.80

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Solution

The fourth proportional to 19,779,066.80, 29,668,600.20 and 19,424,772.80 is: 29,137,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,779,066.80 : 29,668,600.20 = 19,424,772.80 : x
  2. Step 2: Convert to fraction form
    19,779,066.80/29,668,600.20 = 19,424,772.80/x
  3. Step 3: Cross multiply
    19,779,066.80x = 29,668,600.20 × 19,424,772.80
  4. Step 4: Simplify right side
    19,779,066.80x = 576,305,818,179,034.62
  5. Step 5: Solve for x
    x = 576,305,818,179,034.62/19,779,066.80
  6. Step 6: Final answer
    x = 29,137,159.20

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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.