Home / 13,724,980.47-20,587,618.53-4,140,442.04

Finding the Fourth Proportional to 13,724,980.47, 20,587,618.53 and 4,140,442.04

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Solution

The fourth proportional to 13,724,980.47, 20,587,618.53 and 4,140,442.04 is: 6,210,707.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724,980.47 : 20,587,618.53 = 4,140,442.04 : x
  2. Step 2: Convert to fraction form
    13,724,980.47/20,587,618.53 = 4,140,442.04/x
  3. Step 3: Cross multiply
    13,724,980.47x = 20,587,618.53 × 4,140,442.04
  4. Step 4: Simplify right side
    13,724,980.47x = 85,241,841,162,156.92
  5. Step 5: Solve for x
    x = 85,241,841,162,156.92/13,724,980.47
  6. Step 6: Final answer
    x = 6,210,707.65

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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.