Home / 19,152,689.49-26,431,348.55-10,451,339.37

Finding the Fourth Proportional to 19,152,689.49, 26,431,348.55 and 10,451,339.37

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Solution

The fourth proportional to 19,152,689.49, 26,431,348.55 and 10,451,339.37 is: 14,423,195.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,689.49 : 26,431,348.55 = 10,451,339.37 : x
  2. Step 2: Convert to fraction form
    19,152,689.49/26,431,348.55 = 10,451,339.37/x
  3. Step 3: Cross multiply
    19,152,689.49x = 26,431,348.55 × 10,451,339.37
  4. Step 4: Simplify right side
    19,152,689.49x = 276,242,993,650,550.72
  5. Step 5: Solve for x
    x = 276,242,993,650,550.72/19,152,689.49
  6. Step 6: Final answer
    x = 14,423,195.96

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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.