Home / 6,472,426.80-8,935,307.20-4,728,137.81

Finding the Fourth Proportional to 6,472,426.80, 8,935,307.20 and 4,728,137.81

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Solution

The fourth proportional to 6,472,426.80, 8,935,307.20 and 4,728,137.81 is: 6,527,283.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,472,426.80 : 8,935,307.20 = 4,728,137.81 : x
  2. Step 2: Convert to fraction form
    6,472,426.80/8,935,307.20 = 4,728,137.81/x
  3. Step 3: Cross multiply
    6,472,426.80x = 8,935,307.20 × 4,728,137.81
  4. Step 4: Simplify right side
    6,472,426.80x = 42,247,363,777,518.87
  5. Step 5: Solve for x
    x = 42,247,363,777,518.87/6,472,426.80
  6. Step 6: Final answer
    x = 6,527,283.36

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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.