Home / 28,921,827.49-43,386,033.22-10,486,454.31

Finding the Fourth Proportional to 28,921,827.49, 43,386,033.22 and 10,486,454.31

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Solution

The fourth proportional to 28,921,827.49, 43,386,033.22 and 10,486,454.31 is: 15,730,875.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,921,827.49 : 43,386,033.22 = 10,486,454.31 : x
  2. Step 2: Convert to fraction form
    28,921,827.49/43,386,033.22 = 10,486,454.31/x
  3. Step 3: Cross multiply
    28,921,827.49x = 43,386,033.22 × 10,486,454.31
  4. Step 4: Simplify right side
    28,921,827.49x = 454,965,655,229,477.88
  5. Step 5: Solve for x
    x = 454,965,655,229,477.88/28,921,827.49
  6. Step 6: Final answer
    x = 15,730,875.08

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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.