Home / 18,886,353.53-28,334,481.01-5,931,980.93

Finding the Fourth Proportional to 18,886,353.53, 28,334,481.01 and 5,931,980.93

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Solution

The fourth proportional to 18,886,353.53, 28,334,481.01 and 5,931,980.93 is: 8,899,526.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,886,353.53 : 28,334,481.01 = 5,931,980.93 : x
  2. Step 2: Convert to fraction form
    18,886,353.53/28,334,481.01 = 5,931,980.93/x
  3. Step 3: Cross multiply
    18,886,353.53x = 28,334,481.01 × 5,931,980.93
  4. Step 4: Simplify right side
    18,886,353.53x = 168,079,601,068,773.41
  5. Step 5: Solve for x
    x = 168,079,601,068,773.41/18,886,353.53
  6. Step 6: Final answer
    x = 8,899,526.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.