Home / 6,398,701.74-8,830,313.37-3,820,607.82

Finding the Fourth Proportional to 6,398,701.74, 8,830,313.37 and 3,820,607.82

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Solution

The fourth proportional to 6,398,701.74, 8,830,313.37 and 3,820,607.82 is: 5,272,501.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398,701.74 : 8,830,313.37 = 3,820,607.82 : x
  2. Step 2: Convert to fraction form
    6,398,701.74/8,830,313.37 = 3,820,607.82/x
  3. Step 3: Cross multiply
    6,398,701.74x = 8,830,313.37 × 3,820,607.82
  4. Step 4: Simplify right side
    6,398,701.74x = 33,737,164,314,472.55
  5. Step 5: Solve for x
    x = 33,737,164,314,472.55/6,398,701.74
  6. Step 6: Final answer
    x = 5,272,501.47

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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.