Home / 7,320,016.70-10,914,582.19-7,118,905.17

Finding the Fourth Proportional to 7,320,016.70, 10,914,582.19 and 7,118,905.17

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Solution

The fourth proportional to 7,320,016.70, 10,914,582.19 and 7,118,905.17 is: 10,614,712.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320,016.70 : 10,914,582.19 = 7,118,905.17 : x
  2. Step 2: Convert to fraction form
    7,320,016.70/10,914,582.19 = 7,118,905.17/x
  3. Step 3: Cross multiply
    7,320,016.70x = 10,914,582.19 × 7,118,905.17
  4. Step 4: Simplify right side
    7,320,016.70x = 77,699,875,580,780.92
  5. Step 5: Solve for x
    x = 77,699,875,580,780.92/7,320,016.70
  6. Step 6: Final answer
    x = 10,614,712.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.