Home / 18,855,158.72-28,260,802.46-10,773,800.06

Finding the Fourth Proportional to 18,855,158.72, 28,260,802.46 and 10,773,800.06

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Solution

The fourth proportional to 18,855,158.72, 28,260,802.46 and 10,773,800.06 is: 16,148,166.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,855,158.72 : 28,260,802.46 = 10,773,800.06 : x
  2. Step 2: Convert to fraction form
    18,855,158.72/28,260,802.46 = 10,773,800.06/x
  3. Step 3: Cross multiply
    18,855,158.72x = 28,260,802.46 × 10,773,800.06
  4. Step 4: Simplify right side
    18,855,158.72x = 304,476,235,239,196.19
  5. Step 5: Solve for x
    x = 304,476,235,239,196.19/18,855,158.72
  6. Step 6: Final answer
    x = 16,148,166.12

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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.