Home / 20,898,746.09-28,841,227.76-11,606,358.86

Finding the Fourth Proportional to 20,898,746.09, 28,841,227.76 and 11,606,358.86

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Solution

The fourth proportional to 20,898,746.09, 28,841,227.76 and 11,606,358.86 is: 16,017,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,898,746.09 : 28,841,227.76 = 11,606,358.86 : x
  2. Step 2: Convert to fraction form
    20,898,746.09/28,841,227.76 = 11,606,358.86/x
  3. Step 3: Cross multiply
    20,898,746.09x = 28,841,227.76 × 11,606,358.86
  4. Step 4: Simplify right side
    20,898,746.09x = 334,741,639,230,363.69
  5. Step 5: Solve for x
    x = 334,741,639,230,363.69/20,898,746.09
  6. Step 6: Final answer
    x = 16,017,307.35

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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.