Home / 61,029,685.78-91,545,242.18-17,899,754.91

Finding the Fourth Proportional to 61,029,685.78, 91,545,242.18 and 17,899,754.91

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Solution

The fourth proportional to 61,029,685.78, 91,545,242.18 and 17,899,754.91 is: 26,849,841.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,029,685.78 : 91,545,242.18 = 17,899,754.91 : x
  2. Step 2: Convert to fraction form
    61,029,685.78/91,545,242.18 = 17,899,754.91/x
  3. Step 3: Cross multiply
    61,029,685.78x = 91,545,242.18 × 17,899,754.91
  4. Step 4: Simplify right side
    61,029,685.78x = 1,638,637,398,198,594.25
  5. Step 5: Solve for x
    x = 1,638,637,398,198,594.25/61,029,685.78
  6. Step 6: Final answer
    x = 26,849,841.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.