Home / 10,158,297-15,237,403.62-3,679,855.40

Finding the Fourth Proportional to 10,158,297, 15,237,403.62 and 3,679,855.40

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Solution

The fourth proportional to 10,158,297, 15,237,403.62 and 3,679,855.40 is: 5,519,767.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,297 : 15,237,403.62 = 3,679,855.40 : x
  2. Step 2: Convert to fraction form
    10,158,297/15,237,403.62 = 3,679,855.40/x
  3. Step 3: Cross multiply
    10,158,297x = 15,237,403.62 × 3,679,855.40
  4. Step 4: Simplify right side
    10,158,297x = 56,071,441,916,849.52
  5. Step 5: Solve for x
    x = 56,071,441,916,849.52/10,158,297
  6. Step 6: Final answer
    x = 5,519,767.92

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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.