Home / 14,213,574.89-19,614,733.05-7,687,204.29

Finding the Fourth Proportional to 14,213,574.89, 19,614,733.05 and 7,687,204.29

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Solution

The fourth proportional to 14,213,574.89, 19,614,733.05 and 7,687,204.29 is: 10,608,341.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213,574.89 : 19,614,733.05 = 7,687,204.29 : x
  2. Step 2: Convert to fraction form
    14,213,574.89/19,614,733.05 = 7,687,204.29/x
  3. Step 3: Cross multiply
    14,213,574.89x = 19,614,733.05 × 7,687,204.29
  4. Step 4: Simplify right side
    14,213,574.89x = 150,782,460,049,164.78
  5. Step 5: Solve for x
    x = 150,782,460,049,164.78/14,213,574.89
  6. Step 6: Final answer
    x = 10,608,341.76

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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.