Home / 18,338,599.08-25,307,836.23-10,078,511.27

Finding the Fourth Proportional to 18,338,599.08, 25,307,836.23 and 10,078,511.27

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Solution

The fourth proportional to 18,338,599.08, 25,307,836.23 and 10,078,511.27 is: 13,908,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338,599.08 : 25,307,836.23 = 10,078,511.27 : x
  2. Step 2: Convert to fraction form
    18,338,599.08/25,307,836.23 = 10,078,511.27/x
  3. Step 3: Cross multiply
    18,338,599.08x = 25,307,836.23 × 10,078,511.27
  4. Step 4: Simplify right side
    18,338,599.08x = 255,065,312,536,830.16
  5. Step 5: Solve for x
    x = 255,065,312,536,830.16/18,338,599.08
  6. Step 6: Final answer
    x = 13,908,658.53

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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.