Home / 56,955,989.32-78,599,268.14-30,850,516.32

Finding the Fourth Proportional to 56,955,989.32, 78,599,268.14 and 30,850,516.32

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Solution

The fourth proportional to 56,955,989.32, 78,599,268.14 and 30,850,516.32 is: 42,573,714.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,955,989.32 : 78,599,268.14 = 30,850,516.32 : x
  2. Step 2: Convert to fraction form
    56,955,989.32/78,599,268.14 = 30,850,516.32/x
  3. Step 3: Cross multiply
    56,955,989.32x = 78,599,268.14 × 30,850,516.32
  4. Step 4: Simplify right side
    56,955,989.32x = 2,424,828,004,493,126
  5. Step 5: Solve for x
    x = 2,424,828,004,493,126/56,955,989.32
  6. Step 6: Final answer
    x = 42,573,714.08

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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.