Home / 12,038,768.40-18,058,152.60-4,464,166.80

Finding the Fourth Proportional to 12,038,768.40, 18,058,152.60 and 4,464,166.80

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Solution

The fourth proportional to 12,038,768.40, 18,058,152.60 and 4,464,166.80 is: 6,696,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,038,768.40 : 18,058,152.60 = 4,464,166.80 : x
  2. Step 2: Convert to fraction form
    12,038,768.40/18,058,152.60 = 4,464,166.80/x
  3. Step 3: Cross multiply
    12,038,768.40x = 18,058,152.60 × 4,464,166.80
  4. Step 4: Simplify right side
    12,038,768.40x = 80,614,605,306,253.69
  5. Step 5: Solve for x
    x = 80,614,605,306,253.69/12,038,768.40
  6. Step 6: Final answer
    x = 6,696,250.20

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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.