Home / 14,593,445.40-21,890,168.10-9,218,674.20

Finding the Fourth Proportional to 14,593,445.40, 21,890,168.10 and 9,218,674.20

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Solution

The fourth proportional to 14,593,445.40, 21,890,168.10 and 9,218,674.20 is: 13,828,011.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,593,445.40 : 21,890,168.10 = 9,218,674.20 : x
  2. Step 2: Convert to fraction form
    14,593,445.40/21,890,168.10 = 9,218,674.20/x
  3. Step 3: Cross multiply
    14,593,445.40x = 21,890,168.10 × 9,218,674.20
  4. Step 4: Simplify right side
    14,593,445.40x = 201,798,327,897,133.03
  5. Step 5: Solve for x
    x = 201,798,327,897,133.03/14,593,445.40
  6. Step 6: Final answer
    x = 13,828,011.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.