Home / 91,459,357.74-126,210,648.15-51,766,036.74

Finding the Fourth Proportional to 91,459,357.74, 126,210,648.15 and 51,766,036.74

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Solution

The fourth proportional to 91,459,357.74, 126,210,648.15 and 51,766,036.74 is: 71,435,282.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,459,357.74 : 126,210,648.15 = 51,766,036.74 : x
  2. Step 2: Convert to fraction form
    91,459,357.74/126,210,648.15 = 51,766,036.74/x
  3. Step 3: Cross multiply
    91,459,357.74x = 126,210,648.15 × 51,766,036.74
  4. Step 4: Simplify right side
    91,459,357.74x = 6,533,425,049,112,114
  5. Step 5: Solve for x
    x = 6,533,425,049,112,114/91,459,357.74
  6. Step 6: Final answer
    x = 71,435,282.41

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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.