Home / 14,502,320.91-20,013,336.90-7,886,972.27

Finding the Fourth Proportional to 14,502,320.91, 20,013,336.90 and 7,886,972.27

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Solution

The fourth proportional to 14,502,320.91, 20,013,336.90 and 7,886,972.27 is: 10,884,094.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502,320.91 : 20,013,336.90 = 7,886,972.27 : x
  2. Step 2: Convert to fraction form
    14,502,320.91/20,013,336.90 = 7,886,972.27/x
  3. Step 3: Cross multiply
    14,502,320.91x = 20,013,336.90 × 7,886,972.27
  4. Step 4: Simplify right side
    14,502,320.91x = 157,844,633,210,501.09
  5. Step 5: Solve for x
    x = 157,844,633,210,501.09/14,502,320.91
  6. Step 6: Final answer
    x = 10,884,094.63

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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.