Home / 14,947,799.54-20,627,963.16-8,072,281.40

Finding the Fourth Proportional to 14,947,799.54, 20,627,963.16 and 8,072,281.40

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Solution

The fourth proportional to 14,947,799.54, 20,627,963.16 and 8,072,281.40 is: 11,139,748.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,799.54 : 20,627,963.16 = 8,072,281.40 : x
  2. Step 2: Convert to fraction form
    14,947,799.54/20,627,963.16 = 8,072,281.40/x
  3. Step 3: Cross multiply
    14,947,799.54x = 20,627,963.16 × 8,072,281.40
  4. Step 4: Simplify right side
    14,947,799.54x = 166,514,723,336,353.22
  5. Step 5: Solve for x
    x = 166,514,723,336,353.22/14,947,799.54
  6. Step 6: Final answer
    x = 11,139,748.22

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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.