Home / 22,319,640.46-30,797,436-13,151,036.62

Finding the Fourth Proportional to 22,319,640.46, 30,797,436 and 13,151,036.62

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Solution

The fourth proportional to 22,319,640.46, 30,797,436 and 13,151,036.62 is: 18,146,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,319,640.46 : 30,797,436 = 13,151,036.62 : x
  2. Step 2: Convert to fraction form
    22,319,640.46/30,797,436 = 13,151,036.62/x
  3. Step 3: Cross multiply
    22,319,640.46x = 30,797,436 × 13,151,036.62
  4. Step 4: Simplify right side
    22,319,640.46x = 405,018,208,638,106.31
  5. Step 5: Solve for x
    x = 405,018,208,638,106.31/22,319,640.46
  6. Step 6: Final answer
    x = 18,146,269.40

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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.