Home / 8,686,478.04-13,029,817.38-2,621,262.30

Finding the Fourth Proportional to 8,686,478.04, 13,029,817.38 and 2,621,262.30

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Solution

The fourth proportional to 8,686,478.04, 13,029,817.38 and 2,621,262.30 is: 3,931,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,478.04 : 13,029,817.38 = 2,621,262.30 : x
  2. Step 2: Convert to fraction form
    8,686,478.04/13,029,817.38 = 2,621,262.30/x
  3. Step 3: Cross multiply
    8,686,478.04x = 13,029,817.38 × 2,621,262.30
  4. Step 4: Simplify right side
    8,686,478.04x = 34,154,569,015,387.23
  5. Step 5: Solve for x
    x = 34,154,569,015,387.23/8,686,478.04
  6. Step 6: Final answer
    x = 3,931,923.72

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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.