Home / 19,304,854.03-28,957,271.82-4,927,917.21

Finding the Fourth Proportional to 19,304,854.03, 28,957,271.82 and 4,927,917.21

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Solution

The fourth proportional to 19,304,854.03, 28,957,271.82 and 4,927,917.21 is: 7,391,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304,854.03 : 28,957,271.82 = 4,927,917.21 : x
  2. Step 2: Convert to fraction form
    19,304,854.03/28,957,271.82 = 4,927,917.21/x
  3. Step 3: Cross multiply
    19,304,854.03x = 28,957,271.82 × 4,927,917.21
  4. Step 4: Simplify right side
    19,304,854.03x = 142,699,038,156,426.03
  5. Step 5: Solve for x
    x = 142,699,038,156,426.03/19,304,854.03
  6. Step 6: Final answer
    x = 7,391,873.46

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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.