Home / 10,905,831.20-15,051,166.80-6,556,334.24

Finding the Fourth Proportional to 10,905,831.20, 15,051,166.80 and 6,556,334.24

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Solution

The fourth proportional to 10,905,831.20, 15,051,166.80 and 6,556,334.24 is: 9,048,414.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,905,831.20 : 15,051,166.80 = 6,556,334.24 : x
  2. Step 2: Convert to fraction form
    10,905,831.20/15,051,166.80 = 6,556,334.24/x
  3. Step 3: Cross multiply
    10,905,831.20x = 15,051,166.80 × 6,556,334.24
  4. Step 4: Simplify right side
    10,905,831.20x = 98,680,480,242,791.23
  5. Step 5: Solve for x
    x = 98,680,480,242,791.23/10,905,831.20
  6. Step 6: Final answer
    x = 9,048,414.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.