Home / 7,284,011.40-10,926,017.10-6,669,901.80

Finding the Fourth Proportional to 7,284,011.40, 10,926,017.10 and 6,669,901.80

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Solution

The fourth proportional to 7,284,011.40, 10,926,017.10 and 6,669,901.80 is: 10,004,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,011.40 : 10,926,017.10 = 6,669,901.80 : x
  2. Step 2: Convert to fraction form
    7,284,011.40/10,926,017.10 = 6,669,901.80/x
  3. Step 3: Cross multiply
    7,284,011.40x = 10,926,017.10 × 6,669,901.80
  4. Step 4: Simplify right side
    7,284,011.40x = 72,875,461,122,120.78
  5. Step 5: Solve for x
    x = 72,875,461,122,120.78/7,284,011.40
  6. Step 6: Final answer
    x = 10,004,852.70

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.