Home / 13,787,672.73-19,026,374.59-7,903,088.23

Finding the Fourth Proportional to 13,787,672.73, 19,026,374.59 and 7,903,088.23

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Solution

The fourth proportional to 13,787,672.73, 19,026,374.59 and 7,903,088.23 is: 10,905,909.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,787,672.73 : 19,026,374.59 = 7,903,088.23 : x
  2. Step 2: Convert to fraction form
    13,787,672.73/19,026,374.59 = 7,903,088.23/x
  3. Step 3: Cross multiply
    13,787,672.73x = 19,026,374.59 × 7,903,088.23
  4. Step 4: Simplify right side
    13,787,672.73x = 150,367,117,081,800.09
  5. Step 5: Solve for x
    x = 150,367,117,081,800.09/13,787,672.73
  6. Step 6: Final answer
    x = 10,905,909.94

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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.