Home / 21,521,883.25-29,710,802.29-14,911,484.39

Finding the Fourth Proportional to 21,521,883.25, 29,710,802.29 and 14,911,484.39

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Solution

The fourth proportional to 21,521,883.25, 29,710,802.29 and 14,911,484.39 is: 20,585,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,521,883.25 : 29,710,802.29 = 14,911,484.39 : x
  2. Step 2: Convert to fraction form
    21,521,883.25/29,710,802.29 = 14,911,484.39/x
  3. Step 3: Cross multiply
    21,521,883.25x = 29,710,802.29 × 14,911,484.39
  4. Step 4: Simplify right side
    21,521,883.25x = 443,032,164,561,711.25
  5. Step 5: Solve for x
    x = 443,032,164,561,711.25/21,521,883.25
  6. Step 6: Final answer
    x = 20,585,195.05

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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.