Home / 7,152,043.80-10,728,065.70-7,102,277.40

Finding the Fourth Proportional to 7,152,043.80, 10,728,065.70 and 7,102,277.40

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Solution

The fourth proportional to 7,152,043.80, 10,728,065.70 and 7,102,277.40 is: 10,653,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,043.80 : 10,728,065.70 = 7,102,277.40 : x
  2. Step 2: Convert to fraction form
    7,152,043.80/10,728,065.70 = 7,102,277.40/x
  3. Step 3: Cross multiply
    7,152,043.80x = 10,728,065.70 × 7,102,277.40
  4. Step 4: Simplify right side
    7,152,043.80x = 76,193,698,566,825.17
  5. Step 5: Solve for x
    x = 76,193,698,566,825.17/7,152,043.80
  6. Step 6: Final answer
    x = 10,653,416.10

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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.