Home / 31,545,589.72-43,532,895.52-17,058,901.72

Finding the Fourth Proportional to 31,545,589.72, 43,532,895.52 and 17,058,901.72

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Solution

The fourth proportional to 31,545,589.72, 43,532,895.52 and 17,058,901.72 is: 23,541,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,545,589.72 : 43,532,895.52 = 17,058,901.72 : x
  2. Step 2: Convert to fraction form
    31,545,589.72/43,532,895.52 = 17,058,901.72/x
  3. Step 3: Cross multiply
    31,545,589.72x = 43,532,895.52 × 17,058,901.72
  4. Step 4: Simplify right side
    31,545,589.72x = 742,623,386,262,708.25
  5. Step 5: Solve for x
    x = 742,623,386,262,708.25/31,545,589.72
  6. Step 6: Final answer
    x = 23,541,274.48

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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.