Home / 10,521,904.95-15,783,294.83-3,333,279.69

Finding the Fourth Proportional to 10,521,904.95, 15,783,294.83 and 3,333,279.69

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Solution

The fourth proportional to 10,521,904.95, 15,783,294.83 and 3,333,279.69 is: 5,000,058.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521,904.95 : 15,783,294.83 = 3,333,279.69 : x
  2. Step 2: Convert to fraction form
    10,521,904.95/15,783,294.83 = 3,333,279.69/x
  3. Step 3: Cross multiply
    10,521,904.95x = 15,783,294.83 × 3,333,279.69
  4. Step 4: Simplify right side
    10,521,904.95x = 52,610,136,081,454.60
  5. Step 5: Solve for x
    x = 52,610,136,081,454.60/10,521,904.95
  6. Step 6: Final answer
    x = 5,000,058.10

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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.