Home / 7,450,802.80-11,176,204.20-7,009,903.60

Finding the Fourth Proportional to 7,450,802.80, 11,176,204.20 and 7,009,903.60

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Solution

The fourth proportional to 7,450,802.80, 11,176,204.20 and 7,009,903.60 is: 10,514,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450,802.80 : 11,176,204.20 = 7,009,903.60 : x
  2. Step 2: Convert to fraction form
    7,450,802.80/11,176,204.20 = 7,009,903.60/x
  3. Step 3: Cross multiply
    7,450,802.80x = 11,176,204.20 × 7,009,903.60
  4. Step 4: Simplify right side
    7,450,802.80x = 78,344,114,055,915.11
  5. Step 5: Solve for x
    x = 78,344,114,055,915.11/7,450,802.80
  6. Step 6: Final answer
    x = 10,514,855.40

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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.