Home / 19,898,458.60-29,832,942.30-13,492,724.20

Finding the Fourth Proportional to 19,898,458.60, 29,832,942.30 and 13,492,724.20

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Solution

The fourth proportional to 19,898,458.60, 29,832,942.30 and 13,492,724.20 is: 20,229,087.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,898,458.60 : 29,832,942.30 = 13,492,724.20 : x
  2. Step 2: Convert to fraction form
    19,898,458.60/29,832,942.30 = 13,492,724.20/x
  3. Step 3: Cross multiply
    19,898,458.60x = 29,832,942.30 × 13,492,724.20
  4. Step 4: Simplify right side
    19,898,458.60x = 402,527,662,528,413.62
  5. Step 5: Solve for x
    x = 402,527,662,528,413.62/19,898,458.60
  6. Step 6: Final answer
    x = 20,229,087.62

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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.