Home / 6,667,339.40-10,001,009.10-6,387,403.40

Finding the Fourth Proportional to 6,667,339.40, 10,001,009.10 and 6,387,403.40

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Solution

The fourth proportional to 6,667,339.40, 10,001,009.10 and 6,387,403.40 is: 9,581,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667,339.40 : 10,001,009.10 = 6,387,403.40 : x
  2. Step 2: Convert to fraction form
    6,667,339.40/10,001,009.10 = 6,387,403.40/x
  3. Step 3: Cross multiply
    6,667,339.40x = 10,001,009.10 × 6,387,403.40
  4. Step 4: Simplify right side
    6,667,339.40x = 63,880,479,528,770.94
  5. Step 5: Solve for x
    x = 63,880,479,528,770.94/6,667,339.40
  6. Step 6: Final answer
    x = 9,581,105.10

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1.5x scale

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.