Home / 22,208,465.52-30,650,085.72-13,042,427.76

Finding the Fourth Proportional to 22,208,465.52, 30,650,085.72 and 13,042,427.76

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Solution

The fourth proportional to 22,208,465.52, 30,650,085.72 and 13,042,427.76 is: 17,999,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,208,465.52 : 30,650,085.72 = 13,042,427.76 : x
  2. Step 2: Convert to fraction form
    22,208,465.52/30,650,085.72 = 13,042,427.76/x
  3. Step 3: Cross multiply
    22,208,465.52x = 30,650,085.72 × 13,042,427.76
  4. Step 4: Simplify right side
    22,208,465.52x = 399,751,528,840,907.56
  5. Step 5: Solve for x
    x = 399,751,528,840,907.56/22,208,465.52
  6. Step 6: Final answer
    x = 17,999,961.70

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1.5x scale

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.