Home / 53,990,953.70-80,986,430.55-49,833,904.10

Finding the Fourth Proportional to 53,990,953.70, 80,986,430.55 and 49,833,904.10

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Solution

The fourth proportional to 53,990,953.70, 80,986,430.55 and 49,833,904.10 is: 74,750,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,990,953.70 : 80,986,430.55 = 49,833,904.10 : x
  2. Step 2: Convert to fraction form
    53,990,953.70/80,986,430.55 = 49,833,904.10/x
  3. Step 3: Cross multiply
    53,990,953.70x = 80,986,430.55 × 49,833,904.10
  4. Step 4: Simplify right side
    53,990,953.70x = 4,035,870,013,430,010
  5. Step 5: Solve for x
    x = 4,035,870,013,430,010/53,990,953.70
  6. Step 6: Final answer
    x = 74,750,856.15

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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.