Home / 7,890,294.90-11,835,559-2,210,160.18

Finding the Fourth Proportional to 7,890,294.90, 11,835,559 and 2,210,160.18

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Solution

The fourth proportional to 7,890,294.90, 11,835,559 and 2,210,160.18 is: 3,315,272.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890,294.90 : 11,835,559 = 2,210,160.18 : x
  2. Step 2: Convert to fraction form
    7,890,294.90/11,835,559 = 2,210,160.18/x
  3. Step 3: Cross multiply
    7,890,294.90x = 11,835,559 × 2,210,160.18
  4. Step 4: Simplify right side
    7,890,294.90x = 26,158,481,209,840.62
  5. Step 5: Solve for x
    x = 26,158,481,209,840.62/7,890,294.90
  6. Step 6: Final answer
    x = 3,315,272.94

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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.