Home / 13,036,475.80-19,554,713.70-8,218,077.40

Finding the Fourth Proportional to 13,036,475.80, 19,554,713.70 and 8,218,077.40

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Solution

The fourth proportional to 13,036,475.80, 19,554,713.70 and 8,218,077.40 is: 12,327,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036,475.80 : 19,554,713.70 = 8,218,077.40 : x
  2. Step 2: Convert to fraction form
    13,036,475.80/19,554,713.70 = 8,218,077.40/x
  3. Step 3: Cross multiply
    13,036,475.80x = 19,554,713.70 × 8,218,077.40
  4. Step 4: Simplify right side
    13,036,475.80x = 160,702,150,721,440.38
  5. Step 5: Solve for x
    x = 160,702,150,721,440.38/13,036,475.80
  6. Step 6: Final answer
    x = 12,327,116.10

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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.