Home / 14,381,301.80-21,571,952.70-12,449,743.40

Finding the Fourth Proportional to 14,381,301.80, 21,571,952.70 and 12,449,743.40

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Solution

The fourth proportional to 14,381,301.80, 21,571,952.70 and 12,449,743.40 is: 18,674,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381,301.80 : 21,571,952.70 = 12,449,743.40 : x
  2. Step 2: Convert to fraction form
    14,381,301.80/21,571,952.70 = 12,449,743.40/x
  3. Step 3: Cross multiply
    14,381,301.80x = 21,571,952.70 × 12,449,743.40
  4. Step 4: Simplify right side
    14,381,301.80x = 268,565,275,751,937.19
  5. Step 5: Solve for x
    x = 268,565,275,751,937.19/14,381,301.80
  6. Step 6: Final answer
    x = 18,674,615.10

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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.