Home / 14,673,180.38-20,249,621.33-8,146,810.71

Finding the Fourth Proportional to 14,673,180.38, 20,249,621.33 and 8,146,810.71

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Solution

The fourth proportional to 14,673,180.38, 20,249,621.33 and 8,146,810.71 is: 11,242,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,673,180.38 : 20,249,621.33 = 8,146,810.71 : x
  2. Step 2: Convert to fraction form
    14,673,180.38/20,249,621.33 = 8,146,810.71/x
  3. Step 3: Cross multiply
    14,673,180.38x = 20,249,621.33 × 8,146,810.71
  4. Step 4: Simplify right side
    14,673,180.38x = 164,969,831,883,954.38
  5. Step 5: Solve for x
    x = 164,969,831,883,954.38/14,673,180.38
  6. Step 6: Final answer
    x = 11,242,949.90

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1.5x scale

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.