Home / 7,450,800.30-11,176,200.45-7,009,901.10

Finding the Fourth Proportional to 7,450,800.30, 11,176,200.45 and 7,009,901.10

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Solution

The fourth proportional to 7,450,800.30, 11,176,200.45 and 7,009,901.10 is: 10,514,851.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450,800.30 : 11,176,200.45 = 7,009,901.10 : x
  2. Step 2: Convert to fraction form
    7,450,800.30/11,176,200.45 = 7,009,901.10/x
  3. Step 3: Cross multiply
    7,450,800.30x = 11,176,200.45 × 7,009,901.10
  4. Step 4: Simplify right side
    7,450,800.30x = 78,344,059,828,275.48
  5. Step 5: Solve for x
    x = 78,344,059,828,275.48/7,450,800.30
  6. Step 6: Final answer
    x = 10,514,851.65

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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.