Home / 15,252,585.76-21,047,748.24-8,725,515.04

Finding the Fourth Proportional to 15,252,585.76, 21,047,748.24 and 8,725,515.04

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Solution

The fourth proportional to 15,252,585.76, 21,047,748.24 and 8,725,515.04 is: 12,040,741.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,252,585.76 : 21,047,748.24 = 8,725,515.04 : x
  2. Step 2: Convert to fraction form
    15,252,585.76/21,047,748.24 = 8,725,515.04/x
  3. Step 3: Cross multiply
    15,252,585.76x = 21,047,748.24 × 8,725,515.04
  4. Step 4: Simplify right side
    15,252,585.76x = 183,652,443,826,253.50
  5. Step 5: Solve for x
    x = 183,652,443,826,253.50/15,252,585.76
  6. Step 6: Final answer
    x = 12,040,741.60

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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.