Home / 7,368,491.28-11,047,400.64-3,106,319.88

Finding the Fourth Proportional to 7,368,491.28, 11,047,400.64 and 3,106,319.88

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Solution

The fourth proportional to 7,368,491.28, 11,047,400.64 and 3,106,319.88 is: 4,657,230.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368,491.28 : 11,047,400.64 = 3,106,319.88 : x
  2. Step 2: Convert to fraction form
    7,368,491.28/11,047,400.64 = 3,106,319.88/x
  3. Step 3: Cross multiply
    7,368,491.28x = 11,047,400.64 × 3,106,319.88
  4. Step 4: Simplify right side
    7,368,491.28x = 34,316,760,230,356.72
  5. Step 5: Solve for x
    x = 34,316,760,230,356.72/7,368,491.28
  6. Step 6: Final answer
    x = 4,657,230.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.