Home / 28,746,722.81-43,098,826.48-17,384,645.45

Finding the Fourth Proportional to 28,746,722.81, 43,098,826.48 and 17,384,645.45

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Solution

The fourth proportional to 28,746,722.81, 43,098,826.48 and 17,384,645.45 is: 26,064,112.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,746,722.81 : 43,098,826.48 = 17,384,645.45 : x
  2. Step 2: Convert to fraction form
    28,746,722.81/43,098,826.48 = 17,384,645.45/x
  3. Step 3: Cross multiply
    28,746,722.81x = 43,098,826.48 × 17,384,645.45
  4. Step 4: Simplify right side
    28,746,722.81x = 749,257,817,730,157
  5. Step 5: Solve for x
    x = 749,257,817,730,157/28,746,722.81
  6. Step 6: Final answer
    x = 26,064,112.51

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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.