Home / 52,262,200.19-72,118,092.51-28,742,393

Finding the Fourth Proportional to 52,262,200.19, 72,118,092.51 and 28,742,393

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Solution

The fourth proportional to 52,262,200.19, 72,118,092.51 and 28,742,393 is: 39,662,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,262,200.19 : 72,118,092.51 = 28,742,393 : x
  2. Step 2: Convert to fraction form
    52,262,200.19/72,118,092.51 = 28,742,393/x
  3. Step 3: Cross multiply
    52,262,200.19x = 72,118,092.51 × 28,742,393
  4. Step 4: Simplify right side
    52,262,200.19x = 2,072,846,557,332,776.50
  5. Step 5: Solve for x
    x = 2,072,846,557,332,776.50/52,262,200.19
  6. Step 6: Final answer
    x = 39,662,443.41

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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.