Home / 19,083,983.40-28,625,975.10-15,304,847.40

Finding the Fourth Proportional to 19,083,983.40, 28,625,975.10 and 15,304,847.40

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Solution

The fourth proportional to 19,083,983.40, 28,625,975.10 and 15,304,847.40 is: 22,957,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,083,983.40 : 28,625,975.10 = 15,304,847.40 : x
  2. Step 2: Convert to fraction form
    19,083,983.40/28,625,975.10 = 15,304,847.40/x
  3. Step 3: Cross multiply
    19,083,983.40x = 28,625,975.10 × 15,304,847.40
  4. Step 4: Simplify right side
    19,083,983.40x = 438,116,180,581,699.75
  5. Step 5: Solve for x
    x = 438,116,180,581,699.75/19,083,983.40
  6. Step 6: Final answer
    x = 22,957,271.10

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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.