Home / 8,686,491.57-13,029,837.66-2,621,275.83

Finding the Fourth Proportional to 8,686,491.57, 13,029,837.66 and 2,621,275.83

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Solution

The fourth proportional to 8,686,491.57, 13,029,837.66 and 2,621,275.83 is: 3,931,944.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,491.57 : 13,029,837.66 = 2,621,275.83 : x
  2. Step 2: Convert to fraction form
    8,686,491.57/13,029,837.66 = 2,621,275.83/x
  3. Step 3: Cross multiply
    8,686,491.57x = 13,029,837.66 × 2,621,275.83
  4. Step 4: Simplify right side
    8,686,491.57x = 34,154,798,526,981.76
  5. Step 5: Solve for x
    x = 34,154,798,526,981.76/8,686,491.57
  6. Step 6: Final answer
    x = 3,931,944.01

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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.