Home / 14,348,468.52-19,789,678.62-9,192,319.56

Finding the Fourth Proportional to 14,348,468.52, 19,789,678.62 and 9,192,319.56

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Solution

The fourth proportional to 14,348,468.52, 19,789,678.62 and 9,192,319.56 is: 12,678,220.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348,468.52 : 19,789,678.62 = 9,192,319.56 : x
  2. Step 2: Convert to fraction form
    14,348,468.52/19,789,678.62 = 9,192,319.56/x
  3. Step 3: Cross multiply
    14,348,468.52x = 19,789,678.62 × 9,192,319.56
  4. Step 4: Simplify right side
    14,348,468.52x = 181,913,049,864,739.81
  5. Step 5: Solve for x
    x = 181,913,049,864,739.81/14,348,468.52
  6. Step 6: Final answer
    x = 12,678,220.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.