Home / 10,248,979.95-14,143,620.84-5,602,821.13

Finding the Fourth Proportional to 10,248,979.95, 14,143,620.84 and 5,602,821.13

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Solution

The fourth proportional to 10,248,979.95, 14,143,620.84 and 5,602,821.13 is: 7,731,908.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248,979.95 : 14,143,620.84 = 5,602,821.13 : x
  2. Step 2: Convert to fraction form
    10,248,979.95/14,143,620.84 = 5,602,821.13/x
  3. Step 3: Cross multiply
    10,248,979.95x = 14,143,620.84 × 5,602,821.13
  4. Step 4: Simplify right side
    10,248,979.95x = 79,244,177,598,328.14
  5. Step 5: Solve for x
    x = 79,244,177,598,328.14/10,248,979.95
  6. Step 6: Final answer
    x = 7,731,908.73

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1.5x scale

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.