Home / 10,703,800.40-16,055,831.80-3,130,919.20

Finding the Fourth Proportional to 10,703,800.40, 16,055,831.80 and 3,130,919.20

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Solution

The fourth proportional to 10,703,800.40, 16,055,831.80 and 3,130,919.20 is: 4,696,417.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703,800.40 : 16,055,831.80 = 3,130,919.20 : x
  2. Step 2: Convert to fraction form
    10,703,800.40/16,055,831.80 = 3,130,919.20/x
  3. Step 3: Cross multiply
    10,703,800.40x = 16,055,831.80 × 3,130,919.20
  4. Step 4: Simplify right side
    10,703,800.40x = 50,269,512,054,590.56
  5. Step 5: Solve for x
    x = 50,269,512,054,590.56/10,703,800.40
  6. Step 6: Final answer
    x = 4,696,417.18

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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.