Home / 7,147,030.70-10,721,188.48-2,029,510.84

Finding the Fourth Proportional to 7,147,030.70, 10,721,188.48 and 2,029,510.84

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Solution

The fourth proportional to 7,147,030.70, 10,721,188.48 and 2,029,510.84 is: 3,044,448.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,147,030.70 : 10,721,188.48 = 2,029,510.84 : x
  2. Step 2: Convert to fraction form
    7,147,030.70/10,721,188.48 = 2,029,510.84/x
  3. Step 3: Cross multiply
    7,147,030.70x = 10,721,188.48 × 2,029,510.84
  4. Step 4: Simplify right side
    7,147,030.70x = 21,758,768,205,966.37
  5. Step 5: Solve for x
    x = 21,758,768,205,966.37/7,147,030.70
  6. Step 6: Final answer
    x = 3,044,448.69

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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.