Home / 7,021,145.76-10,530,964.11-4,761,176.51

Finding the Fourth Proportional to 7,021,145.76, 10,530,964.11 and 4,761,176.51

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Solution

The fourth proportional to 7,021,145.76, 10,530,964.11 and 4,761,176.51 is: 7,141,253.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,145.76 : 10,530,964.11 = 4,761,176.51 : x
  2. Step 2: Convert to fraction form
    7,021,145.76/10,530,964.11 = 4,761,176.51/x
  3. Step 3: Cross multiply
    7,021,145.76x = 10,530,964.11 × 4,761,176.51
  4. Step 4: Simplify right side
    7,021,145.76x = 50,139,778,895,530.23
  5. Step 5: Solve for x
    x = 50,139,778,895,530.23/7,021,145.76
  6. Step 6: Final answer
    x = 7,141,253.10

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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.