Home / 9,891,404.19-13,643,321.54-6,957,444.06

Finding the Fourth Proportional to 9,891,404.19, 13,643,321.54 and 6,957,444.06

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Solution

The fourth proportional to 9,891,404.19, 13,643,321.54 and 6,957,444.06 is: 9,596,478.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,891,404.19 : 13,643,321.54 = 6,957,444.06 : x
  2. Step 2: Convert to fraction form
    9,891,404.19/13,643,321.54 = 6,957,444.06/x
  3. Step 3: Cross multiply
    9,891,404.19x = 13,643,321.54 × 6,957,444.06
  4. Step 4: Simplify right side
    9,891,404.19x = 94,922,646,372,355.83
  5. Step 5: Solve for x
    x = 94,922,646,372,355.83/9,891,404.19
  6. Step 6: Final answer
    x = 9,596,478.37

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Double scale
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Similar ratio
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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.