Home / 12,581,210.70-18,843,822.45-10,341,722.70

Finding the Fourth Proportional to 12,581,210.70, 18,843,822.45 and 10,341,722.70

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Solution

The fourth proportional to 12,581,210.70, 18,843,822.45 and 10,341,722.70 is: 15,489,573.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,581,210.70 : 18,843,822.45 = 10,341,722.70 : x
  2. Step 2: Convert to fraction form
    12,581,210.70/18,843,822.45 = 10,341,722.70/x
  3. Step 3: Cross multiply
    12,581,210.70x = 18,843,822.45 × 10,341,722.70
  4. Step 4: Simplify right side
    12,581,210.70x = 194,877,586,385,934.59
  5. Step 5: Solve for x
    x = 194,877,586,385,934.59/12,581,210.70
  6. Step 6: Final answer
    x = 15,489,573.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.