Home / 19,084,379.05-26,345,590.45-11,748,500.35

Finding the Fourth Proportional to 19,084,379.05, 26,345,590.45 and 11,748,500.35

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Solution

The fourth proportional to 19,084,379.05, 26,345,590.45 and 11,748,500.35 is: 16,218,561.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,084,379.05 : 26,345,590.45 = 11,748,500.35 : x
  2. Step 2: Convert to fraction form
    19,084,379.05/26,345,590.45 = 11,748,500.35/x
  3. Step 3: Cross multiply
    19,084,379.05x = 26,345,590.45 × 11,748,500.35
  4. Step 4: Simplify right side
    19,084,379.05x = 309,521,178,593,631.75
  5. Step 5: Solve for x
    x = 309,521,178,593,631.75/19,084,379.05
  6. Step 6: Final answer
    x = 16,218,561.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.