Home / 67,019,718.01-92,494,699.86-40,572,643.78

Finding the Fourth Proportional to 67,019,718.01, 92,494,699.86 and 40,572,643.78

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Solution

The fourth proportional to 67,019,718.01, 92,494,699.86 and 40,572,643.78 is: 55,994,782.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,019,718.01 : 92,494,699.86 = 40,572,643.78 : x
  2. Step 2: Convert to fraction form
    67,019,718.01/92,494,699.86 = 40,572,643.78/x
  3. Step 3: Cross multiply
    67,019,718.01x = 92,494,699.86 × 40,572,643.78
  4. Step 4: Simplify right side
    67,019,718.01x = 3,752,754,508,957,796
  5. Step 5: Solve for x
    x = 3,752,754,508,957,796/67,019,718.01
  6. Step 6: Final answer
    x = 55,994,782.14

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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.