Home / 6,145,952.32-8,481,478.56-3,429,640

Finding the Fourth Proportional to 6,145,952.32, 8,481,478.56 and 3,429,640

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Solution

The fourth proportional to 6,145,952.32, 8,481,478.56 and 3,429,640 is: 4,732,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,952.32 : 8,481,478.56 = 3,429,640 : x
  2. Step 2: Convert to fraction form
    6,145,952.32/8,481,478.56 = 3,429,640/x
  3. Step 3: Cross multiply
    6,145,952.32x = 8,481,478.56 × 3,429,640
  4. Step 4: Simplify right side
    6,145,952.32x = 29,088,418,128,518.40
  5. Step 5: Solve for x
    x = 29,088,418,128,518.40/6,145,952.32
  6. Step 6: Final answer
    x = 4,732,939.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.