Home / 7,487,621.16-11,232,673.38-2,628,666.60

Finding the Fourth Proportional to 7,487,621.16, 11,232,673.38 and 2,628,666.60

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Solution

The fourth proportional to 7,487,621.16, 11,232,673.38 and 2,628,666.60 is: 3,943,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,621.16 : 11,232,673.38 = 2,628,666.60 : x
  2. Step 2: Convert to fraction form
    7,487,621.16/11,232,673.38 = 2,628,666.60/x
  3. Step 3: Cross multiply
    7,487,621.16x = 11,232,673.38 × 2,628,666.60
  4. Step 4: Simplify right side
    7,487,621.16x = 29,526,953,342,715.11
  5. Step 5: Solve for x
    x = 29,526,953,342,715.11/7,487,621.16
  6. Step 6: Final answer
    x = 3,943,435.80

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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.