Home / 15,583,078.67-21,506,784.59-8,967,531.24

Finding the Fourth Proportional to 15,583,078.67, 21,506,784.59 and 8,967,531.24

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Solution

The fourth proportional to 15,583,078.67, 21,506,784.59 and 8,967,531.24 is: 12,376,422.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583,078.67 : 21,506,784.59 = 8,967,531.24 : x
  2. Step 2: Convert to fraction form
    15,583,078.67/21,506,784.59 = 8,967,531.24/x
  3. Step 3: Cross multiply
    15,583,078.67x = 21,506,784.59 × 8,967,531.24
  4. Step 4: Simplify right side
    15,583,078.67x = 192,862,762,705,194.44
  5. Step 5: Solve for x
    x = 192,862,762,705,194.44/15,583,078.67
  6. Step 6: Final answer
    x = 12,376,422.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.