Home / 13,816,655.19-20,714,747.63-6,621,337.71

Finding the Fourth Proportional to 13,816,655.19, 20,714,747.63 and 6,621,337.71

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Solution

The fourth proportional to 13,816,655.19, 20,714,747.63 and 6,621,337.71 is: 9,927,101.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816,655.19 : 20,714,747.63 = 6,621,337.71 : x
  2. Step 2: Convert to fraction form
    13,816,655.19/20,714,747.63 = 6,621,337.71/x
  3. Step 3: Cross multiply
    13,816,655.19x = 20,714,747.63 × 6,621,337.71
  4. Step 4: Simplify right side
    13,816,655.19x = 137,159,339,602,545.44
  5. Step 5: Solve for x
    x = 137,159,339,602,545.44/13,816,655.19
  6. Step 6: Final answer
    x = 9,927,101.58

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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.