Home / 31,004,302.88-42,785,598.43-17,065,359.97

Finding the Fourth Proportional to 31,004,302.88, 42,785,598.43 and 17,065,359.97

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Solution

The fourth proportional to 31,004,302.88, 42,785,598.43 and 17,065,359.97 is: 23,550,009.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,004,302.88 : 42,785,598.43 = 17,065,359.97 : x
  2. Step 2: Convert to fraction form
    31,004,302.88/42,785,598.43 = 17,065,359.97/x
  3. Step 3: Cross multiply
    31,004,302.88x = 42,785,598.43 × 17,065,359.97
  4. Step 4: Simplify right side
    31,004,302.88x = 730,151,638,739,816.75
  5. Step 5: Solve for x
    x = 730,151,638,739,816.75/31,004,302.88
  6. Step 6: Final answer
    x = 23,550,009.87

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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.