Home / 31,062,713.26-42,866,674.19-17,123,762.38

Finding the Fourth Proportional to 31,062,713.26, 42,866,674.19 and 17,123,762.38

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Solution

The fourth proportional to 31,062,713.26, 42,866,674.19 and 17,123,762.38 is: 23,630,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,062,713.26 : 42,866,674.19 = 17,123,762.38 : x
  2. Step 2: Convert to fraction form
    31,062,713.26/42,866,674.19 = 17,123,762.38/x
  3. Step 3: Cross multiply
    31,062,713.26x = 42,866,674.19 × 17,123,762.38
  4. Step 4: Simplify right side
    31,062,713.26x = 734,038,742,764,820.12
  5. Step 5: Solve for x
    x = 734,038,742,764,820.12/31,062,713.26
  6. Step 6: Final answer
    x = 23,630,863.69

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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.