Home / 51,237,668.12-70,709,002.82-28,033,293.32

Finding the Fourth Proportional to 51,237,668.12, 70,709,002.82 and 28,033,293.32

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Solution

The fourth proportional to 51,237,668.12, 70,709,002.82 and 28,033,293.32 is: 38,686,503.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,237,668.12 : 70,709,002.82 = 28,033,293.32 : x
  2. Step 2: Convert to fraction form
    51,237,668.12/70,709,002.82 = 28,033,293.32/x
  3. Step 3: Cross multiply
    51,237,668.12x = 70,709,002.82 × 28,033,293.32
  4. Step 4: Simplify right side
    51,237,668.12x = 1,982,206,216,417,767
  5. Step 5: Solve for x
    x = 1,982,206,216,417,767/51,237,668.12
  6. Step 6: Final answer
    x = 38,686,503.29

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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.