Home / 10,368,021.70-15,552,032.55-7,344,712.90

Finding the Fourth Proportional to 10,368,021.70, 15,552,032.55 and 7,344,712.90

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Solution

The fourth proportional to 10,368,021.70, 15,552,032.55 and 7,344,712.90 is: 11,017,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,021.70 : 15,552,032.55 = 7,344,712.90 : x
  2. Step 2: Convert to fraction form
    10,368,021.70/15,552,032.55 = 7,344,712.90/x
  3. Step 3: Cross multiply
    10,368,021.70x = 15,552,032.55 × 7,344,712.90
  4. Step 4: Simplify right side
    10,368,021.70x = 114,225,214,091,204.91
  5. Step 5: Solve for x
    x = 114,225,214,091,204.91/10,368,021.70
  6. Step 6: Final answer
    x = 11,017,069.35

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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.