Home / 91,480,475.44-126,302,136.60-56,710,324.72

Finding the Fourth Proportional to 91,480,475.44, 126,302,136.60 and 56,710,324.72

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Solution

The fourth proportional to 91,480,475.44, 126,302,136.60 and 56,710,324.72 is: 78,296,873.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,480,475.44 : 126,302,136.60 = 56,710,324.72 : x
  2. Step 2: Convert to fraction form
    91,480,475.44/126,302,136.60 = 56,710,324.72/x
  3. Step 3: Cross multiply
    91,480,475.44x = 126,302,136.60 × 56,710,324.72
  4. Step 4: Simplify right side
    91,480,475.44x = 7,162,635,179,415,796
  5. Step 5: Solve for x
    x = 7,162,635,179,415,796/91,480,475.44
  6. Step 6: Final answer
    x = 78,296,873.13

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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.