Home / 10,223,151.36-14,107,870.08-5,639,665.92

Finding the Fourth Proportional to 10,223,151.36, 14,107,870.08 and 5,639,665.92

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Solution

The fourth proportional to 10,223,151.36, 14,107,870.08 and 5,639,665.92 is: 7,782,695.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223,151.36 : 14,107,870.08 = 5,639,665.92 : x
  2. Step 2: Convert to fraction form
    10,223,151.36/14,107,870.08 = 5,639,665.92/x
  3. Step 3: Cross multiply
    10,223,151.36x = 14,107,870.08 × 5,639,665.92
  4. Step 4: Simplify right side
    10,223,151.36x = 79,563,674,093,963.67
  5. Step 5: Solve for x
    x = 79,563,674,093,963.67/10,223,151.36
  6. Step 6: Final answer
    x = 7,782,695.50

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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.