Home / 34,127,400.28-47,095,978.98-18,657,485.68

Finding the Fourth Proportional to 34,127,400.28, 47,095,978.98 and 18,657,485.68

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Solution

The fourth proportional to 34,127,400.28, 47,095,978.98 and 18,657,485.68 is: 25,747,421.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,127,400.28 : 47,095,978.98 = 18,657,485.68 : x
  2. Step 2: Convert to fraction form
    34,127,400.28/47,095,978.98 = 18,657,485.68/x
  3. Step 3: Cross multiply
    34,127,400.28x = 47,095,978.98 × 18,657,485.68
  4. Step 4: Simplify right side
    34,127,400.28x = 878,692,553,404,930.88
  5. Step 5: Solve for x
    x = 878,692,553,404,930.88/34,127,400.28
  6. Step 6: Final answer
    x = 25,747,421.32

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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.