Home / 15,462,581.48-21,337,777.81-8,587,506.41

Finding the Fourth Proportional to 15,462,581.48, 21,337,777.81 and 8,587,506.41

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Solution

The fourth proportional to 15,462,581.48, 21,337,777.81 and 8,587,506.41 is: 11,850,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,462,581.48 : 21,337,777.81 = 8,587,506.41 : x
  2. Step 2: Convert to fraction form
    15,462,581.48/21,337,777.81 = 8,587,506.41/x
  3. Step 3: Cross multiply
    15,462,581.48x = 21,337,777.81 × 8,587,506.41
  4. Step 4: Simplify right side
    15,462,581.48x = 183,238,303,718,530.75
  5. Step 5: Solve for x
    x = 183,238,303,718,530.75/15,462,581.48
  6. Step 6: Final answer
    x = 11,850,434.16

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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.