Home / 28,127,041.67-42,401,380.06-26,252,155.43

Finding the Fourth Proportional to 28,127,041.67, 42,401,380.06 and 26,252,155.43

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Solution

The fourth proportional to 28,127,041.67, 42,401,380.06 and 26,252,155.43 is: 39,574,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,127,041.67 : 42,401,380.06 = 26,252,155.43 : x
  2. Step 2: Convert to fraction form
    28,127,041.67/42,401,380.06 = 26,252,155.43/x
  3. Step 3: Cross multiply
    28,127,041.67x = 42,401,380.06 × 26,252,155.43
  4. Step 4: Simplify right side
    28,127,041.67x = 1,113,127,619,781,622.75
  5. Step 5: Solve for x
    x = 1,113,127,619,781,622.75/28,127,041.67
  6. Step 6: Final answer
    x = 39,574,998.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.