Home / 34,187,985.48-47,177,551.22-18,715,077.12

Finding the Fourth Proportional to 34,187,985.48, 47,177,551.22 and 18,715,077.12

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Solution

The fourth proportional to 34,187,985.48, 47,177,551.22 and 18,715,077.12 is: 25,825,783.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,187,985.48 : 47,177,551.22 = 18,715,077.12 : x
  2. Step 2: Convert to fraction form
    34,187,985.48/47,177,551.22 = 18,715,077.12/x
  3. Step 3: Cross multiply
    34,187,985.48x = 47,177,551.22 × 18,715,077.12
  4. Step 4: Simplify right side
    34,187,985.48x = 882,931,509,415,050.12
  5. Step 5: Solve for x
    x = 882,931,509,415,050.12/34,187,985.48
  6. Step 6: Final answer
    x = 25,825,783.44

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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.