Home / 13,506,665.65-20,260,559.09-3,922,044.19

Finding the Fourth Proportional to 13,506,665.65, 20,260,559.09 and 3,922,044.19

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Solution

The fourth proportional to 13,506,665.65, 20,260,559.09 and 3,922,044.19 is: 5,883,229.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,506,665.65 : 20,260,559.09 = 3,922,044.19 : x
  2. Step 2: Convert to fraction form
    13,506,665.65/20,260,559.09 = 3,922,044.19/x
  3. Step 3: Cross multiply
    13,506,665.65x = 20,260,559.09 × 3,922,044.19
  4. Step 4: Simplify right side
    13,506,665.65x = 79,462,808,024,239.91
  5. Step 5: Solve for x
    x = 79,462,808,024,239.91/13,506,665.65
  6. Step 6: Final answer
    x = 5,883,229.07

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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.