Home / 4,584,723.40-6,877,085.10-4,128,077.80

Finding the Fourth Proportional to 4,584,723.40, 6,877,085.10 and 4,128,077.80

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Solution

The fourth proportional to 4,584,723.40, 6,877,085.10 and 4,128,077.80 is: 6,192,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,584,723.40 : 6,877,085.10 = 4,128,077.80 : x
  2. Step 2: Convert to fraction form
    4,584,723.40/6,877,085.10 = 4,128,077.80/x
  3. Step 3: Cross multiply
    4,584,723.40x = 6,877,085.10 × 4,128,077.80
  4. Step 4: Simplify right side
    4,584,723.40x = 28,389,142,330,020.78
  5. Step 5: Solve for x
    x = 28,389,142,330,020.78/4,584,723.40
  6. Step 6: Final answer
    x = 6,192,116.70

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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.