Home / 9,867,187.80-14,800,781.70-4,828,339.80

Finding the Fourth Proportional to 9,867,187.80, 14,800,781.70 and 4,828,339.80

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Solution

The fourth proportional to 9,867,187.80, 14,800,781.70 and 4,828,339.80 is: 7,242,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,867,187.80 : 14,800,781.70 = 4,828,339.80 : x
  2. Step 2: Convert to fraction form
    9,867,187.80/14,800,781.70 = 4,828,339.80/x
  3. Step 3: Cross multiply
    9,867,187.80x = 14,800,781.70 × 4,828,339.80
  4. Step 4: Simplify right side
    9,867,187.80x = 71,463,203,353,221.66
  5. Step 5: Solve for x
    x = 71,463,203,353,221.66/9,867,187.80
  6. Step 6: Final answer
    x = 7,242,509.70

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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.