Home / 92,822,977.74-128,096,728.84-51,007,053.78

Finding the Fourth Proportional to 92,822,977.74, 128,096,728.84 and 51,007,053.78

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Solution

The fourth proportional to 92,822,977.74, 128,096,728.84 and 51,007,053.78 is: 70,390,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,822,977.74 : 128,096,728.84 = 51,007,053.78 : x
  2. Step 2: Convert to fraction form
    92,822,977.74/128,096,728.84 = 51,007,053.78/x
  3. Step 3: Cross multiply
    92,822,977.74x = 128,096,728.84 × 51,007,053.78
  4. Step 4: Simplify right side
    92,822,977.74x = 6,533,836,736,983,957
  5. Step 5: Solve for x
    x = 6,533,836,736,983,957/92,822,977.74
  6. Step 6: Final answer
    x = 70,390,294.47

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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.