Home / 5,713,339.02-7,883,833.59-3,421,440.78

Finding the Fourth Proportional to 5,713,339.02, 7,883,833.59 and 3,421,440.78

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Solution

The fourth proportional to 5,713,339.02, 7,883,833.59 and 3,421,440.78 is: 4,721,244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713,339.02 : 7,883,833.59 = 3,421,440.78 : x
  2. Step 2: Convert to fraction form
    5,713,339.02/7,883,833.59 = 3,421,440.78/x
  3. Step 3: Cross multiply
    5,713,339.02x = 7,883,833.59 × 3,421,440.78
  4. Step 4: Simplify right side
    5,713,339.02x = 26,974,069,747,559.80
  5. Step 5: Solve for x
    x = 26,974,069,747,559.80/5,713,339.02
  6. Step 6: Final answer
    x = 4,721,244.38

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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.