Home / 18,672,826.99-25,768,613.67-10,413,411.45

Finding the Fourth Proportional to 18,672,826.99, 25,768,613.67 and 10,413,411.45

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Solution

The fourth proportional to 18,672,826.99, 25,768,613.67 and 10,413,411.45 is: 14,370,570.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,672,826.99 : 25,768,613.67 = 10,413,411.45 : x
  2. Step 2: Convert to fraction form
    18,672,826.99/25,768,613.67 = 10,413,411.45/x
  3. Step 3: Cross multiply
    18,672,826.99x = 25,768,613.67 × 10,413,411.45
  4. Step 4: Simplify right side
    18,672,826.99x = 268,339,176,641,804.53
  5. Step 5: Solve for x
    x = 268,339,176,641,804.53/18,672,826.99
  6. Step 6: Final answer
    x = 14,370,570.50

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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.