Home / 19,663,546.20-29,495,319.30-8,901,865.95

Finding the Fourth Proportional to 19,663,546.20, 29,495,319.30 and 8,901,865.95

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Solution

The fourth proportional to 19,663,546.20, 29,495,319.30 and 8,901,865.95 is: 13,352,798.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,663,546.20 : 29,495,319.30 = 8,901,865.95 : x
  2. Step 2: Convert to fraction form
    19,663,546.20/29,495,319.30 = 8,901,865.95/x
  3. Step 3: Cross multiply
    19,663,546.20x = 29,495,319.30 × 8,901,865.95
  4. Step 4: Simplify right side
    19,663,546.20x = 262,563,378,561,047.81
  5. Step 5: Solve for x
    x = 262,563,378,561,047.81/19,663,546.20
  6. Step 6: Final answer
    x = 13,352,798.93

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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.