Home / 5,666,187.12-7,817,118.63-3,486,946.92

Finding the Fourth Proportional to 5,666,187.12, 7,817,118.63 and 3,486,946.92

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Solution

The fourth proportional to 5,666,187.12, 7,817,118.63 and 3,486,946.92 is: 4,810,620.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666,187.12 : 7,817,118.63 = 3,486,946.92 : x
  2. Step 2: Convert to fraction form
    5,666,187.12/7,817,118.63 = 3,486,946.92/x
  3. Step 3: Cross multiply
    5,666,187.12x = 7,817,118.63 × 3,486,946.92
  4. Step 4: Simplify right side
    5,666,187.12x = 27,257,877,730,153.12
  5. Step 5: Solve for x
    x = 27,257,877,730,153.12/5,666,187.12
  6. Step 6: Final answer
    x = 4,810,620.82

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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.