Home / 6,662,807.12-9,196,191.72-4,335,598.40

Finding the Fourth Proportional to 6,662,807.12, 9,196,191.72 and 4,335,598.40

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Solution

The fourth proportional to 6,662,807.12, 9,196,191.72 and 4,335,598.40 is: 5,984,113.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662,807.12 : 9,196,191.72 = 4,335,598.40 : x
  2. Step 2: Convert to fraction form
    6,662,807.12/9,196,191.72 = 4,335,598.40/x
  3. Step 3: Cross multiply
    6,662,807.12x = 9,196,191.72 × 4,335,598.40
  4. Step 4: Simplify right side
    6,662,807.12x = 39,870,994,107,325.26
  5. Step 5: Solve for x
    x = 39,870,994,107,325.26/6,662,807.12
  6. Step 6: Final answer
    x = 5,984,113.51

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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.