Home / 8,174,831.40-12,262,247.10-7,997,684.40

Finding the Fourth Proportional to 8,174,831.40, 12,262,247.10 and 7,997,684.40

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Solution

The fourth proportional to 8,174,831.40, 12,262,247.10 and 7,997,684.40 is: 11,996,526.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174,831.40 : 12,262,247.10 = 7,997,684.40 : x
  2. Step 2: Convert to fraction form
    8,174,831.40/12,262,247.10 = 7,997,684.40/x
  3. Step 3: Cross multiply
    8,174,831.40x = 12,262,247.10 × 7,997,684.40
  4. Step 4: Simplify right side
    8,174,831.40x = 98,069,582,340,615.23
  5. Step 5: Solve for x
    x = 98,069,582,340,615.23/8,174,831.40
  6. Step 6: Final answer
    x = 11,996,526.60

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Similar ratio
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1.5x scale

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.