Home / 28,023,059.18-42,031,750.65-7,554,847.79

Finding the Fourth Proportional to 28,023,059.18, 42,031,750.65 and 7,554,847.79

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Solution

The fourth proportional to 28,023,059.18, 42,031,750.65 and 7,554,847.79 is: 11,331,506.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,023,059.18 : 42,031,750.65 = 7,554,847.79 : x
  2. Step 2: Convert to fraction form
    28,023,059.18/42,031,750.65 = 7,554,847.79/x
  3. Step 3: Cross multiply
    28,023,059.18x = 42,031,750.65 × 7,554,847.79
  4. Step 4: Simplify right side
    28,023,059.18x = 317,543,478,297,824.81
  5. Step 5: Solve for x
    x = 317,543,478,297,824.81/28,023,059.18
  6. Step 6: Final answer
    x = 11,331,506.54

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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.