Home / 31,362,892.08-47,033,727.52-11,927,500.57

Finding the Fourth Proportional to 31,362,892.08, 47,033,727.52 and 11,927,500.57

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Solution

The fourth proportional to 31,362,892.08, 47,033,727.52 and 11,927,500.57 is: 17,887,215.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,362,892.08 : 47,033,727.52 = 11,927,500.57 : x
  2. Step 2: Convert to fraction form
    31,362,892.08/47,033,727.52 = 11,927,500.57/x
  3. Step 3: Cross multiply
    31,362,892.08x = 47,033,727.52 × 11,927,500.57
  4. Step 4: Simplify right side
    31,362,892.08x = 560,994,811,804,024.75
  5. Step 5: Solve for x
    x = 560,994,811,804,024.75/31,362,892.08
  6. Step 6: Final answer
    x = 17,887,215.58

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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.