Home / 38,139,007.80-57,208,511.70-27,333,478.20

Finding the Fourth Proportional to 38,139,007.80, 57,208,511.70 and 27,333,478.20

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Solution

The fourth proportional to 38,139,007.80, 57,208,511.70 and 27,333,478.20 is: 41,000,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,139,007.80 : 57,208,511.70 = 27,333,478.20 : x
  2. Step 2: Convert to fraction form
    38,139,007.80/57,208,511.70 = 27,333,478.20/x
  3. Step 3: Cross multiply
    38,139,007.80x = 57,208,511.70 × 27,333,478.20
  4. Step 4: Simplify right side
    38,139,007.80x = 1,563,707,607,406,395
  5. Step 5: Solve for x
    x = 1,563,707,607,406,395/38,139,007.80
  6. Step 6: Final answer
    x = 41,000,217.30

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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.