Home / 30,126,415.80-45,189,623.70-9,656,095.80

Finding the Fourth Proportional to 30,126,415.80, 45,189,623.70 and 9,656,095.80

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Solution

The fourth proportional to 30,126,415.80, 45,189,623.70 and 9,656,095.80 is: 14,484,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,126,415.80 : 45,189,623.70 = 9,656,095.80 : x
  2. Step 2: Convert to fraction form
    30,126,415.80/45,189,623.70 = 9,656,095.80/x
  3. Step 3: Cross multiply
    30,126,415.80x = 45,189,623.70 × 9,656,095.80
  4. Step 4: Simplify right side
    30,126,415.80x = 436,355,335,613,150.50
  5. Step 5: Solve for x
    x = 436,355,335,613,150.50/30,126,415.80
  6. Step 6: Final answer
    x = 14,484,143.70

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Double scale
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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.