Home / 28,860,531.19-43,290,785.75-11,588,726.94

Finding the Fourth Proportional to 28,860,531.19, 43,290,785.75 and 11,588,726.94

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Solution

The fourth proportional to 28,860,531.19, 43,290,785.75 and 11,588,726.94 is: 17,383,085.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,860,531.19 : 43,290,785.75 = 11,588,726.94 : x
  2. Step 2: Convert to fraction form
    28,860,531.19/43,290,785.75 = 11,588,726.94/x
  3. Step 3: Cross multiply
    28,860,531.19x = 43,290,785.75 × 11,588,726.94
  4. Step 4: Simplify right side
    28,860,531.19x = 501,685,094,854,508.94
  5. Step 5: Solve for x
    x = 501,685,094,854,508.94/28,860,531.19
  6. Step 6: Final answer
    x = 17,383,085.97

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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.