Home / 22,385,863.20-33,578,794.80-7,241,325.60

Finding the Fourth Proportional to 22,385,863.20, 33,578,794.80 and 7,241,325.60

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Solution

The fourth proportional to 22,385,863.20, 33,578,794.80 and 7,241,325.60 is: 10,861,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,385,863.20 : 33,578,794.80 = 7,241,325.60 : x
  2. Step 2: Convert to fraction form
    22,385,863.20/33,578,794.80 = 7,241,325.60/x
  3. Step 3: Cross multiply
    22,385,863.20x = 33,578,794.80 × 7,241,325.60
  4. Step 4: Simplify right side
    22,385,863.20x = 243,154,986,402,386.84
  5. Step 5: Solve for x
    x = 243,154,986,402,386.84/22,385,863.20
  6. Step 6: Final answer
    x = 10,861,988.40

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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.