Home / 6,622,853.40-9,139,620.02-4,009,322.76

Finding the Fourth Proportional to 6,622,853.40, 9,139,620.02 and 4,009,322.76

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Solution

The fourth proportional to 6,622,853.40, 9,139,620.02 and 4,009,322.76 is: 5,532,915.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622,853.40 : 9,139,620.02 = 4,009,322.76 : x
  2. Step 2: Convert to fraction form
    6,622,853.40/9,139,620.02 = 4,009,322.76/x
  3. Step 3: Cross multiply
    6,622,853.40x = 9,139,620.02 × 4,009,322.76
  4. Step 4: Simplify right side
    6,622,853.40x = 36,643,686,563,937.65
  5. Step 5: Solve for x
    x = 36,643,686,563,937.65/6,622,853.40
  6. Step 6: Final answer
    x = 5,532,915.25

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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.