Home / 19,941,721.02-27,542,275.29-13,404,000.15

Finding the Fourth Proportional to 19,941,721.02, 27,542,275.29 and 13,404,000.15

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Solution

The fourth proportional to 19,941,721.02, 27,542,275.29 and 13,404,000.15 is: 18,512,778.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941,721.02 : 27,542,275.29 = 13,404,000.15 : x
  2. Step 2: Convert to fraction form
    19,941,721.02/27,542,275.29 = 13,404,000.15/x
  3. Step 3: Cross multiply
    19,941,721.02x = 27,542,275.29 × 13,404,000.15
  4. Step 4: Simplify right side
    19,941,721.02x = 369,176,662,118,501.31
  5. Step 5: Solve for x
    x = 369,176,662,118,501.31/19,941,721.02
  6. Step 6: Final answer
    x = 18,512,778.40

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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.