Home / 15,790,423.77-23,698,036.55-8,113,758.53

Finding the Fourth Proportional to 15,790,423.77, 23,698,036.55 and 8,113,758.53

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Solution

The fourth proportional to 15,790,423.77, 23,698,036.55 and 8,113,758.53 is: 12,177,009.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790,423.77 : 23,698,036.55 = 8,113,758.53 : x
  2. Step 2: Convert to fraction form
    15,790,423.77/23,698,036.55 = 8,113,758.53/x
  3. Step 3: Cross multiply
    15,790,423.77x = 23,698,036.55 × 8,113,758.53
  4. Step 4: Simplify right side
    15,790,423.77x = 192,280,146,103,608.47
  5. Step 5: Solve for x
    x = 192,280,146,103,608.47/15,790,423.77
  6. Step 6: Final answer
    x = 12,177,009.87

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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.