Home / 42,378,519.28-63,535,446.04-19,333,337.33

Finding the Fourth Proportional to 42,378,519.28, 63,535,446.04 and 19,333,337.33

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Solution

The fourth proportional to 42,378,519.28, 63,535,446.04 and 19,333,337.33 is: 28,985,255.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,378,519.28 : 63,535,446.04 = 19,333,337.33 : x
  2. Step 2: Convert to fraction form
    42,378,519.28/63,535,446.04 = 19,333,337.33/x
  3. Step 3: Cross multiply
    42,378,519.28x = 63,535,446.04 × 19,333,337.33
  4. Step 4: Simplify right side
    42,378,519.28x = 1,228,352,210,703,332.50
  5. Step 5: Solve for x
    x = 1,228,352,210,703,332.50/42,378,519.28
  6. Step 6: Final answer
    x = 28,985,255.54

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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.