Home / 9,976,998.30-14,928,129.45-7,105,004.70

Finding the Fourth Proportional to 9,976,998.30, 14,928,129.45 and 7,105,004.70

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Solution

The fourth proportional to 9,976,998.30, 14,928,129.45 and 7,105,004.70 is: 10,630,895.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976,998.30 : 14,928,129.45 = 7,105,004.70 : x
  2. Step 2: Convert to fraction form
    9,976,998.30/14,928,129.45 = 7,105,004.70/x
  3. Step 3: Cross multiply
    9,976,998.30x = 14,928,129.45 × 7,105,004.70
  4. Step 4: Simplify right side
    9,976,998.30x = 106,064,429,904,458.41
  5. Step 5: Solve for x
    x = 106,064,429,904,458.41/9,976,998.30
  6. Step 6: Final answer
    x = 10,630,895.86

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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.