Home / 6,178,713.40-9,249,407.70-5,432,217.40

Finding the Fourth Proportional to 6,178,713.40, 9,249,407.70 and 5,432,217.40

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Solution

The fourth proportional to 6,178,713.40, 9,249,407.70 and 5,432,217.40 is: 8,131,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,713.40 : 9,249,407.70 = 5,432,217.40 : x
  2. Step 2: Convert to fraction form
    6,178,713.40/9,249,407.70 = 5,432,217.40/x
  3. Step 3: Cross multiply
    6,178,713.40x = 9,249,407.70 × 5,432,217.40
  4. Step 4: Simplify right side
    6,178,713.40x = 50,244,793,447,633.98
  5. Step 5: Solve for x
    x = 50,244,793,447,633.98/6,178,713.40
  6. Step 6: Final answer
    x = 8,131,918.44

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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.