Home / 71,467,686.48-98,625,399.41-40,527,855.66

Finding the Fourth Proportional to 71,467,686.48, 98,625,399.41 and 40,527,855.66

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Solution

The fourth proportional to 71,467,686.48, 98,625,399.41 and 40,527,855.66 is: 55,928,436.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,467,686.48 : 98,625,399.41 = 40,527,855.66 : x
  2. Step 2: Convert to fraction form
    71,467,686.48/98,625,399.41 = 40,527,855.66/x
  3. Step 3: Cross multiply
    71,467,686.48x = 98,625,399.41 × 40,527,855.66
  4. Step 4: Simplify right side
    71,467,686.48x = 3,997,075,951,495,689.50
  5. Step 5: Solve for x
    x = 3,997,075,951,495,689.50/71,467,686.48
  6. Step 6: Final answer
    x = 55,928,436.31

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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.