Home / 12,673,663.80-19,010,322.90-4,154,278.20

Finding the Fourth Proportional to 12,673,663.80, 19,010,322.90 and 4,154,278.20

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Solution

The fourth proportional to 12,673,663.80, 19,010,322.90 and 4,154,278.20 is: 6,231,360.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,673,663.80 : 19,010,322.90 = 4,154,278.20 : x
  2. Step 2: Convert to fraction form
    12,673,663.80/19,010,322.90 = 4,154,278.20/x
  3. Step 3: Cross multiply
    12,673,663.80x = 19,010,322.90 × 4,154,278.20
  4. Step 4: Simplify right side
    12,673,663.80x = 78,974,169,998,430.78
  5. Step 5: Solve for x
    x = 78,974,169,998,430.78/12,673,663.80
  6. Step 6: Final answer
    x = 6,231,360.66

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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.