Home / 28,317,181.15-42,492,360.53-10,368,099.55

Finding the Fourth Proportional to 28,317,181.15, 42,492,360.53 and 10,368,099.55

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Solution

The fourth proportional to 28,317,181.15, 42,492,360.53 and 10,368,099.55 is: 15,558,223.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,317,181.15 : 42,492,360.53 = 10,368,099.55 : x
  2. Step 2: Convert to fraction form
    28,317,181.15/42,492,360.53 = 10,368,099.55/x
  3. Step 3: Cross multiply
    28,317,181.15x = 42,492,360.53 × 10,368,099.55
  4. Step 4: Simplify right side
    28,317,181.15x = 440,565,024,089,530.81
  5. Step 5: Solve for x
    x = 440,565,024,089,530.81/28,317,181.15
  6. Step 6: Final answer
    x = 15,558,223.18

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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.