Home / 47,920,599.85-71,913,242.61-18,770,823.19

Finding the Fourth Proportional to 47,920,599.85, 71,913,242.61 and 18,770,823.19

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Solution

The fourth proportional to 47,920,599.85, 71,913,242.61 and 18,770,823.19 is: 28,168,903.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,920,599.85 : 71,913,242.61 = 18,770,823.19 : x
  2. Step 2: Convert to fraction form
    47,920,599.85/71,913,242.61 = 18,770,823.19/x
  3. Step 3: Cross multiply
    47,920,599.85x = 71,913,242.61 × 18,770,823.19
  4. Step 4: Simplify right side
    47,920,599.85x = 1,349,870,762,051,884.25
  5. Step 5: Solve for x
    x = 1,349,870,762,051,884.25/47,920,599.85
  6. Step 6: Final answer
    x = 28,168,903.69

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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.