Home / 23,112,500.25-31,896,252.95-12,799,223.35

Finding the Fourth Proportional to 23,112,500.25, 31,896,252.95 and 12,799,223.35

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Solution

The fourth proportional to 23,112,500.25, 31,896,252.95 and 12,799,223.35 is: 17,663,483.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,112,500.25 : 31,896,252.95 = 12,799,223.35 : x
  2. Step 2: Convert to fraction form
    23,112,500.25/31,896,252.95 = 12,799,223.35/x
  3. Step 3: Cross multiply
    23,112,500.25x = 31,896,252.95 × 12,799,223.35
  4. Step 4: Simplify right side
    23,112,500.25x = 408,247,265,391,409.62
  5. Step 5: Solve for x
    x = 408,247,265,391,409.62/23,112,500.25
  6. Step 6: Final answer
    x = 17,663,483.44

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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.