Home / 7,776,002.60-11,664,003.90-7,066,831.40

Finding the Fourth Proportional to 7,776,002.60, 11,664,003.90 and 7,066,831.40

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Solution

The fourth proportional to 7,776,002.60, 11,664,003.90 and 7,066,831.40 is: 10,600,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,002.60 : 11,664,003.90 = 7,066,831.40 : x
  2. Step 2: Convert to fraction form
    7,776,002.60/11,664,003.90 = 7,066,831.40/x
  3. Step 3: Cross multiply
    7,776,002.60x = 11,664,003.90 × 7,066,831.40
  4. Step 4: Simplify right side
    7,776,002.60x = 82,427,549,010,242.47
  5. Step 5: Solve for x
    x = 82,427,549,010,242.47/7,776,002.60
  6. Step 6: Final answer
    x = 10,600,247.10

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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.