Home / 7,215,629.01-10,823,948.55-2,897,678.58

Finding the Fourth Proportional to 7,215,629.01, 10,823,948.55 and 2,897,678.58

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Solution

The fourth proportional to 7,215,629.01, 10,823,948.55 and 2,897,678.58 is: 4,346,720.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215,629.01 : 10,823,948.55 = 2,897,678.58 : x
  2. Step 2: Convert to fraction form
    7,215,629.01/10,823,948.55 = 2,897,678.58/x
  3. Step 3: Cross multiply
    7,215,629.01x = 10,823,948.55 × 2,897,678.58
  4. Step 4: Simplify right side
    7,215,629.01x = 31,364,323,864,357.06
  5. Step 5: Solve for x
    x = 31,364,323,864,357.06/7,215,629.01
  6. Step 6: Final answer
    x = 4,346,720.68

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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.