Home / 27,703,237.20-41,554,855.80-12,586,693.20

Finding the Fourth Proportional to 27,703,237.20, 41,554,855.80 and 12,586,693.20

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Solution

The fourth proportional to 27,703,237.20, 41,554,855.80 and 12,586,693.20 is: 18,880,039.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,703,237.20 : 41,554,855.80 = 12,586,693.20 : x
  2. Step 2: Convert to fraction form
    27,703,237.20/41,554,855.80 = 12,586,693.20/x
  3. Step 3: Cross multiply
    27,703,237.20x = 41,554,855.80 × 12,586,693.20
  4. Step 4: Simplify right side
    27,703,237.20x = 523,038,220,924,840.50
  5. Step 5: Solve for x
    x = 523,038,220,924,840.50/27,703,237.20
  6. Step 6: Final answer
    x = 18,880,039.80

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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.