Home / 28,940,498.65-43,377,726.66-11,657,640.59

Finding the Fourth Proportional to 28,940,498.65, 43,377,726.66 and 11,657,640.59

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Solution

The fourth proportional to 28,940,498.65, 43,377,726.66 and 11,657,640.59 is: 17,473,159.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,940,498.65 : 43,377,726.66 = 11,657,640.59 : x
  2. Step 2: Convert to fraction form
    28,940,498.65/43,377,726.66 = 11,657,640.59/x
  3. Step 3: Cross multiply
    28,940,498.65x = 43,377,726.66 × 11,657,640.59
  4. Step 4: Simplify right side
    28,940,498.65x = 505,681,947,013,541.06
  5. Step 5: Solve for x
    x = 505,681,947,013,541.06/28,940,498.65
  6. Step 6: Final answer
    x = 17,473,159.43

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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.