Home / 13,556,020.30-20,334,030.45-4,580,442.70

Finding the Fourth Proportional to 13,556,020.30, 20,334,030.45 and 4,580,442.70

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Solution

The fourth proportional to 13,556,020.30, 20,334,030.45 and 4,580,442.70 is: 6,870,664.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,556,020.30 : 20,334,030.45 = 4,580,442.70 : x
  2. Step 2: Convert to fraction form
    13,556,020.30/20,334,030.45 = 4,580,442.70/x
  3. Step 3: Cross multiply
    13,556,020.30x = 20,334,030.45 × 4,580,442.70
  4. Step 4: Simplify right side
    13,556,020.30x = 93,138,861,336,280.22
  5. Step 5: Solve for x
    x = 93,138,861,336,280.22/13,556,020.30
  6. Step 6: Final answer
    x = 6,870,664.05

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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.