Home / 5,078,463.10-7,008,278.02-2,903,052.98

Finding the Fourth Proportional to 5,078,463.10, 7,008,278.02 and 2,903,052.98

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Solution

The fourth proportional to 5,078,463.10, 7,008,278.02 and 2,903,052.98 is: 4,006,212.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,463.10 : 7,008,278.02 = 2,903,052.98 : x
  2. Step 2: Convert to fraction form
    5,078,463.10/7,008,278.02 = 2,903,052.98/x
  3. Step 3: Cross multiply
    5,078,463.10x = 7,008,278.02 × 2,903,052.98
  4. Step 4: Simplify right side
    5,078,463.10x = 20,345,402,400,892.56
  5. Step 5: Solve for x
    x = 20,345,402,400,892.56/5,078,463.10
  6. Step 6: Final answer
    x = 4,006,212.51

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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.