Home / 10,248,979.79-14,143,620.62-5,602,820.97

Finding the Fourth Proportional to 10,248,979.79, 14,143,620.62 and 5,602,820.97

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Solution

The fourth proportional to 10,248,979.79, 14,143,620.62 and 5,602,820.97 is: 7,731,908.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248,979.79 : 14,143,620.62 = 5,602,820.97 : x
  2. Step 2: Convert to fraction form
    10,248,979.79/14,143,620.62 = 5,602,820.97/x
  3. Step 3: Cross multiply
    10,248,979.79x = 14,143,620.62 × 5,602,820.97
  4. Step 4: Simplify right side
    10,248,979.79x = 79,244,174,176,777.34
  5. Step 5: Solve for x
    x = 79,244,174,176,777.34/10,248,979.79
  6. Step 6: Final answer
    x = 7,731,908.52

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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.