Home / 7,737,872.64-10,678,039.56-4,430,056.20

Finding the Fourth Proportional to 7,737,872.64, 10,678,039.56 and 4,430,056.20

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Solution

The fourth proportional to 7,737,872.64, 10,678,039.56 and 4,430,056.20 is: 6,113,348.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737,872.64 : 10,678,039.56 = 4,430,056.20 : x
  2. Step 2: Convert to fraction form
    7,737,872.64/10,678,039.56 = 4,430,056.20/x
  3. Step 3: Cross multiply
    7,737,872.64x = 10,678,039.56 × 4,430,056.20
  4. Step 4: Simplify right side
    7,737,872.64x = 47,304,315,356,623.27
  5. Step 5: Solve for x
    x = 47,304,315,356,623.27/7,737,872.64
  6. Step 6: Final answer
    x = 6,113,348.92

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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.