Home / 4,356,005.40-6,534,008.10-3,899,359.80

Finding the Fourth Proportional to 4,356,005.40, 6,534,008.10 and 3,899,359.80

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Solution

The fourth proportional to 4,356,005.40, 6,534,008.10 and 3,899,359.80 is: 5,849,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356,005.40 : 6,534,008.10 = 3,899,359.80 : x
  2. Step 2: Convert to fraction form
    4,356,005.40/6,534,008.10 = 3,899,359.80/x
  3. Step 3: Cross multiply
    4,356,005.40x = 6,534,008.10 × 3,899,359.80
  4. Step 4: Simplify right side
    4,356,005.40x = 25,478,448,518,014.38
  5. Step 5: Solve for x
    x = 25,478,448,518,014.38/4,356,005.40
  6. Step 6: Final answer
    x = 5,849,039.70

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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.