Home / 14,212,869.60-21,287,811.60-11,693,445.60

Finding the Fourth Proportional to 14,212,869.60, 21,287,811.60 and 11,693,445.60

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Solution

The fourth proportional to 14,212,869.60, 21,287,811.60 and 11,693,445.60 is: 17,514,258.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212,869.60 : 21,287,811.60 = 11,693,445.60 : x
  2. Step 2: Convert to fraction form
    14,212,869.60/21,287,811.60 = 11,693,445.60/x
  3. Step 3: Cross multiply
    14,212,869.60x = 21,287,811.60 × 11,693,445.60
  4. Step 4: Simplify right side
    14,212,869.60x = 248,927,866,887,648.97
  5. Step 5: Solve for x
    x = 248,927,866,887,648.97/14,212,869.60
  6. Step 6: Final answer
    x = 17,514,258.13

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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.