Home / 26,165,109.52-39,248,746.54-7,721,054.74

Finding the Fourth Proportional to 26,165,109.52, 39,248,746.54 and 7,721,054.74

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Solution

The fourth proportional to 26,165,109.52, 39,248,746.54 and 7,721,054.74 is: 11,581,901.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165,109.52 : 39,248,746.54 = 7,721,054.74 : x
  2. Step 2: Convert to fraction form
    26,165,109.52/39,248,746.54 = 7,721,054.74/x
  3. Step 3: Cross multiply
    26,165,109.52x = 39,248,746.54 × 7,721,054.74
  4. Step 4: Simplify right side
    26,165,109.52x = 303,041,720,511,725.62
  5. Step 5: Solve for x
    x = 303,041,720,511,725.62/26,165,109.52
  6. Step 6: Final answer
    x = 11,581,901.47

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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.