Home / 10,890,030.90-16,335,046.35-7,082,901.30

Finding the Fourth Proportional to 10,890,030.90, 16,335,046.35 and 7,082,901.30

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Solution

The fourth proportional to 10,890,030.90, 16,335,046.35 and 7,082,901.30 is: 10,624,351.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,030.90 : 16,335,046.35 = 7,082,901.30 : x
  2. Step 2: Convert to fraction form
    10,890,030.90/16,335,046.35 = 7,082,901.30/x
  3. Step 3: Cross multiply
    10,890,030.90x = 16,335,046.35 × 7,082,901.30
  4. Step 4: Simplify right side
    10,890,030.90x = 115,699,521,027,975.25
  5. Step 5: Solve for x
    x = 115,699,521,027,975.25/10,890,030.90
  6. Step 6: Final answer
    x = 10,624,351.95

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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.