Home / 91,347,817.03-126,048,372.03-52,192,129.89

Finding the Fourth Proportional to 91,347,817.03, 126,048,372.03 and 52,192,129.89

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Solution

The fourth proportional to 91,347,817.03, 126,048,372.03 and 52,192,129.89 is: 72,018,502.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,347,817.03 : 126,048,372.03 = 52,192,129.89 : x
  2. Step 2: Convert to fraction form
    91,347,817.03/126,048,372.03 = 52,192,129.89/x
  3. Step 3: Cross multiply
    91,347,817.03x = 126,048,372.03 × 52,192,129.89
  4. Step 4: Simplify right side
    91,347,817.03x = 6,578,733,005,323,123
  5. Step 5: Solve for x
    x = 6,578,733,005,323,123/91,347,817.03
  6. Step 6: Final answer
    x = 72,018,502.67

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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.