Home / 28,417,344.26-42,607,689.28-11,147,290.15

Finding the Fourth Proportional to 28,417,344.26, 42,607,689.28 and 11,147,290.15

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Solution

The fourth proportional to 28,417,344.26, 42,607,689.28 and 11,147,290.15 is: 16,713,746.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,417,344.26 : 42,607,689.28 = 11,147,290.15 : x
  2. Step 2: Convert to fraction form
    28,417,344.26/42,607,689.28 = 11,147,290.15/x
  3. Step 3: Cross multiply
    28,417,344.26x = 42,607,689.28 × 11,147,290.15
  4. Step 4: Simplify right side
    28,417,344.26x = 474,960,274,890,817.25
  5. Step 5: Solve for x
    x = 474,960,274,890,817.25/28,417,344.26
  6. Step 6: Final answer
    x = 16,713,746.03

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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.