Home / 86,672,058.34-119,615,007.36-47,521,401.88

Finding the Fourth Proportional to 86,672,058.34, 119,615,007.36 and 47,521,401.88

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Solution

The fourth proportional to 86,672,058.34, 119,615,007.36 and 47,521,401.88 is: 65,583,683.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,672,058.34 : 119,615,007.36 = 47,521,401.88 : x
  2. Step 2: Convert to fraction form
    86,672,058.34/119,615,007.36 = 47,521,401.88/x
  3. Step 3: Cross multiply
    86,672,058.34x = 119,615,007.36 × 47,521,401.88
  4. Step 4: Simplify right side
    86,672,058.34x = 5,684,272,835,633,718
  5. Step 5: Solve for x
    x = 5,684,272,835,633,718/86,672,058.34
  6. Step 6: Final answer
    x = 65,583,683.42

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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.