Home / 22,748,124.11-31,384,746.14-12,951,636.80

Finding the Fourth Proportional to 22,748,124.11, 31,384,746.14 and 12,951,636.80

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Solution

The fourth proportional to 22,748,124.11, 31,384,746.14 and 12,951,636.80 is: 17,868,894.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,748,124.11 : 31,384,746.14 = 12,951,636.80 : x
  2. Step 2: Convert to fraction form
    22,748,124.11/31,384,746.14 = 12,951,636.80/x
  3. Step 3: Cross multiply
    22,748,124.11x = 31,384,746.14 × 12,951,636.80
  4. Step 4: Simplify right side
    22,748,124.11x = 406,483,832,843,800.06
  5. Step 5: Solve for x
    x = 406,483,832,843,800.06/22,748,124.11
  6. Step 6: Final answer
    x = 17,868,894.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.