Home / 8,066,809.70-12,114,211.35-4,287,673.70

Finding the Fourth Proportional to 8,066,809.70, 12,114,211.35 and 4,287,673.70

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Solution

The fourth proportional to 8,066,809.70, 12,114,211.35 and 4,287,673.70 is: 6,438,950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066,809.70 : 12,114,211.35 = 4,287,673.70 : x
  2. Step 2: Convert to fraction form
    8,066,809.70/12,114,211.35 = 4,287,673.70/x
  3. Step 3: Cross multiply
    8,066,809.70x = 12,114,211.35 × 4,287,673.70
  4. Step 4: Simplify right side
    8,066,809.70x = 51,941,785,401,636.49
  5. Step 5: Solve for x
    x = 51,941,785,401,636.49/8,066,809.70
  6. Step 6: Final answer
    x = 6,438,950.13

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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.