Home / 66,959,473.02-92,414,157.84-40,869,152.16

Finding the Fourth Proportional to 66,959,473.02, 92,414,157.84 and 40,869,152.16

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Solution

The fourth proportional to 66,959,473.02, 92,414,157.84 and 40,869,152.16 is: 56,405,585.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,959,473.02 : 92,414,157.84 = 40,869,152.16 : x
  2. Step 2: Convert to fraction form
    66,959,473.02/92,414,157.84 = 40,869,152.16/x
  3. Step 3: Cross multiply
    66,959,473.02x = 92,414,157.84 × 40,869,152.16
  4. Step 4: Simplify right side
    66,959,473.02x = 3,776,888,278,501,217
  5. Step 5: Solve for x
    x = 3,776,888,278,501,217/66,959,473.02
  6. Step 6: Final answer
    x = 56,405,585.47

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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.