Home / 7,523,299.71-10,385,332.09-5,079,221.51

Finding the Fourth Proportional to 7,523,299.71, 10,385,332.09 and 5,079,221.51

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Solution

The fourth proportional to 7,523,299.71, 10,385,332.09 and 5,079,221.51 is: 7,011,471.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523,299.71 : 10,385,332.09 = 5,079,221.51 : x
  2. Step 2: Convert to fraction form
    7,523,299.71/10,385,332.09 = 5,079,221.51/x
  3. Step 3: Cross multiply
    7,523,299.71x = 10,385,332.09 × 5,079,221.51
  4. Step 4: Simplify right side
    7,523,299.71x = 52,749,402,075,396.54
  5. Step 5: Solve for x
    x = 52,749,402,075,396.54/7,523,299.71
  6. Step 6: Final answer
    x = 7,011,471.58

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1.5x scale

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.