Home / 31,285,303.48-43,173,065.10-17,156,285.56

Finding the Fourth Proportional to 31,285,303.48, 43,173,065.10 and 17,156,285.56

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Solution

The fourth proportional to 31,285,303.48, 43,173,065.10 and 17,156,285.56 is: 23,675,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,285,303.48 : 43,173,065.10 = 17,156,285.56 : x
  2. Step 2: Convert to fraction form
    31,285,303.48/43,173,065.10 = 17,156,285.56/x
  3. Step 3: Cross multiply
    31,285,303.48x = 43,173,065.10 × 17,156,285.56
  4. Step 4: Simplify right side
    31,285,303.48x = 740,689,433,356,069.88
  5. Step 5: Solve for x
    x = 740,689,433,356,069.88/31,285,303.48
  6. Step 6: Final answer
    x = 23,675,315.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.