Home / 13,402,782.66-20,090,177.18-6,569,894.82

Finding the Fourth Proportional to 13,402,782.66, 20,090,177.18 and 6,569,894.82

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Solution

The fourth proportional to 13,402,782.66, 20,090,177.18 and 6,569,894.82 is: 9,847,981.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,402,782.66 : 20,090,177.18 = 6,569,894.82 : x
  2. Step 2: Convert to fraction form
    13,402,782.66/20,090,177.18 = 6,569,894.82/x
  3. Step 3: Cross multiply
    13,402,782.66x = 20,090,177.18 × 6,569,894.82
  4. Step 4: Simplify right side
    13,402,782.66x = 131,990,350,954,914.75
  5. Step 5: Solve for x
    x = 131,990,350,954,914.75/13,402,782.66
  6. Step 6: Final answer
    x = 9,847,981.15

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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.