Home / 8,891,511.44-12,269,607.84-5,406,366.16

Finding the Fourth Proportional to 8,891,511.44, 12,269,607.84 and 5,406,366.16

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Solution

The fourth proportional to 8,891,511.44, 12,269,607.84 and 5,406,366.16 is: 7,460,373.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891,511.44 : 12,269,607.84 = 5,406,366.16 : x
  2. Step 2: Convert to fraction form
    8,891,511.44/12,269,607.84 = 5,406,366.16/x
  3. Step 3: Cross multiply
    8,891,511.44x = 12,269,607.84 × 5,406,366.16
  4. Step 4: Simplify right side
    8,891,511.44x = 66,333,992,622,646.70
  5. Step 5: Solve for x
    x = 66,333,992,622,646.70/8,891,511.44
  6. Step 6: Final answer
    x = 7,460,373.08

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1.5x scale

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.