Home / 26,864,155.81-40,292,297.10-13,213,638.10

Finding the Fourth Proportional to 26,864,155.81, 40,292,297.10 and 13,213,638.10

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Solution

The fourth proportional to 26,864,155.81, 40,292,297.10 and 13,213,638.10 is: 19,818,520.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,864,155.81 : 40,292,297.10 = 13,213,638.10 : x
  2. Step 2: Convert to fraction form
    26,864,155.81/40,292,297.10 = 13,213,638.10/x
  3. Step 3: Cross multiply
    26,864,155.81x = 40,292,297.10 × 13,213,638.10
  4. Step 4: Simplify right side
    26,864,155.81x = 532,407,832,097,079.50
  5. Step 5: Solve for x
    x = 532,407,832,097,079.50/26,864,155.81
  6. Step 6: Final answer
    x = 19,818,520.85

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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.