Home / 18,683,564.40-28,029,775.28-9,587,065.95

Finding the Fourth Proportional to 18,683,564.40, 28,029,775.28 and 9,587,065.95

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Solution

The fourth proportional to 18,683,564.40, 28,029,775.28 and 9,587,065.95 is: 14,382,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,564.40 : 28,029,775.28 = 9,587,065.95 : x
  2. Step 2: Convert to fraction form
    18,683,564.40/28,029,775.28 = 9,587,065.95/x
  3. Step 3: Cross multiply
    18,683,564.40x = 28,029,775.28 × 9,587,065.95
  4. Step 4: Simplify right side
    18,683,564.40x = 268,723,304,125,104.34
  5. Step 5: Solve for x
    x = 268,723,304,125,104.34/18,683,564.40
  6. Step 6: Final answer
    x = 14,382,871.40

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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.