Home / 7,666,133.92-10,579,221.72-4,228,366.72

Finding the Fourth Proportional to 7,666,133.92, 10,579,221.72 and 4,228,366.72

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Solution

The fourth proportional to 7,666,133.92, 10,579,221.72 and 4,228,366.72 is: 5,835,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,133.92 : 10,579,221.72 = 4,228,366.72 : x
  2. Step 2: Convert to fraction form
    7,666,133.92/10,579,221.72 = 4,228,366.72/x
  3. Step 3: Cross multiply
    7,666,133.92x = 10,579,221.72 × 4,228,366.72
  4. Step 4: Simplify right side
    7,666,133.92x = 44,732,829,044,349.16
  5. Step 5: Solve for x
    x = 44,732,829,044,349.16/7,666,133.92
  6. Step 6: Final answer
    x = 5,835,122.31

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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.