Home / 9,786,554.60-14,679,831.90-7,771,015.40

Finding the Fourth Proportional to 9,786,554.60, 14,679,831.90 and 7,771,015.40

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Solution

The fourth proportional to 9,786,554.60, 14,679,831.90 and 7,771,015.40 is: 11,656,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786,554.60 : 14,679,831.90 = 7,771,015.40 : x
  2. Step 2: Convert to fraction form
    9,786,554.60/14,679,831.90 = 7,771,015.40/x
  3. Step 3: Cross multiply
    9,786,554.60x = 14,679,831.90 × 7,771,015.40
  4. Step 4: Simplify right side
    9,786,554.60x = 114,077,199,764,311.27
  5. Step 5: Solve for x
    x = 114,077,199,764,311.27/9,786,554.60
  6. Step 6: Final answer
    x = 11,656,523.10

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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.