Home / 22,136,290.49-30,548,134.23-12,347,368.70

Finding the Fourth Proportional to 22,136,290.49, 30,548,134.23 and 12,347,368.70

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Solution

The fourth proportional to 22,136,290.49, 30,548,134.23 and 12,347,368.70 is: 17,039,398.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136,290.49 : 30,548,134.23 = 12,347,368.70 : x
  2. Step 2: Convert to fraction form
    22,136,290.49/30,548,134.23 = 12,347,368.70/x
  3. Step 3: Cross multiply
    22,136,290.49x = 30,548,134.23 × 12,347,368.70
  4. Step 4: Simplify right side
    22,136,290.49x = 377,189,076,511,865.31
  5. Step 5: Solve for x
    x = 377,189,076,511,865.31/22,136,290.49
  6. Step 6: Final answer
    x = 17,039,398.57

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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.