Home / 10,302,854.98-14,217,228.66-5,718,815.50

Finding the Fourth Proportional to 10,302,854.98, 14,217,228.66 and 5,718,815.50

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Solution

The fourth proportional to 10,302,854.98, 14,217,228.66 and 5,718,815.50 is: 7,891,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302,854.98 : 14,217,228.66 = 5,718,815.50 : x
  2. Step 2: Convert to fraction form
    10,302,854.98/14,217,228.66 = 5,718,815.50/x
  3. Step 3: Cross multiply
    10,302,854.98x = 14,217,228.66 × 5,718,815.50
  4. Step 4: Simplify right side
    10,302,854.98x = 81,305,707,627,852.23
  5. Step 5: Solve for x
    x = 81,305,707,627,852.23/10,302,854.98
  6. Step 6: Final answer
    x = 7,891,570.62

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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.