Home / 7,143,835.00-9,857,323.67-4,206,127.71

Finding the Fourth Proportional to 7,143,835.00, 9,857,323.67 and 4,206,127.71

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Solution

The fourth proportional to 7,143,835.00, 9,857,323.67 and 4,206,127.71 is: 5,803,768.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,143,835.00 : 9,857,323.67 = 4,206,127.71 : x
  2. Step 2: Convert to fraction form
    7,143,835.00/9,857,323.67 = 4,206,127.71/x
  3. Step 3: Cross multiply
    7,143,835.00x = 9,857,323.67 × 4,206,127.71
  4. Step 4: Simplify right side
    7,143,835.00x = 41,461,162,176,830.29
  5. Step 5: Solve for x
    x = 41,461,162,176,830.29/7,143,835.00
  6. Step 6: Final answer
    x = 5,803,768.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.