Home / 8,194,900.70-12,292,351.05-3,077,320.70

Finding the Fourth Proportional to 8,194,900.70, 12,292,351.05 and 3,077,320.70

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Solution

The fourth proportional to 8,194,900.70, 12,292,351.05 and 3,077,320.70 is: 4,615,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,900.70 : 12,292,351.05 = 3,077,320.70 : x
  2. Step 2: Convert to fraction form
    8,194,900.70/12,292,351.05 = 3,077,320.70/x
  3. Step 3: Cross multiply
    8,194,900.70x = 12,292,351.05 × 3,077,320.70
  4. Step 4: Simplify right side
    8,194,900.70x = 37,827,506,337,831.74
  5. Step 5: Solve for x
    x = 37,827,506,337,831.74/8,194,900.70
  6. Step 6: Final answer
    x = 4,615,981.05

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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.