Home / 5,194,300.61-7,168,119.81-2,902,463.12

Finding the Fourth Proportional to 5,194,300.61, 7,168,119.81 and 2,902,463.12

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Solution

The fourth proportional to 5,194,300.61, 7,168,119.81 and 2,902,463.12 is: 4,005,390.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194,300.61 : 7,168,119.81 = 2,902,463.12 : x
  2. Step 2: Convert to fraction form
    5,194,300.61/7,168,119.81 = 2,902,463.12/x
  3. Step 3: Cross multiply
    5,194,300.61x = 7,168,119.81 × 2,902,463.12
  4. Step 4: Simplify right side
    5,194,300.61x = 20,805,203,352,425.81
  5. Step 5: Solve for x
    x = 20,805,203,352,425.81/5,194,300.61
  6. Step 6: Final answer
    x = 4,005,390.70

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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.