Home / 19,767,853.71-29,670,954.89-9,539,911.35

Finding the Fourth Proportional to 19,767,853.71, 29,670,954.89 and 9,539,911.35

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Solution

The fourth proportional to 19,767,853.71, 29,670,954.89 and 9,539,911.35 is: 14,319,120.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,767,853.71 : 29,670,954.89 = 9,539,911.35 : x
  2. Step 2: Convert to fraction form
    19,767,853.71/29,670,954.89 = 9,539,911.35/x
  3. Step 3: Cross multiply
    19,767,853.71x = 29,670,954.89 × 9,539,911.35
  4. Step 4: Simplify right side
    19,767,853.71x = 283,058,279,272,749.44
  5. Step 5: Solve for x
    x = 283,058,279,272,749.44/19,767,853.71
  6. Step 6: Final answer
    x = 14,319,120.50

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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.