Home / 38,718,677.60-58,079,619-11,424,970.40

Finding the Fourth Proportional to 38,718,677.60, 58,079,619 and 11,424,970.40

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Solution

The fourth proportional to 38,718,677.60, 58,079,619 and 11,424,970.40 is: 17,137,928.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,718,677.60 : 58,079,619 = 11,424,970.40 : x
  2. Step 2: Convert to fraction form
    38,718,677.60/58,079,619 = 11,424,970.40/x
  3. Step 3: Cross multiply
    38,718,677.60x = 58,079,619 × 11,424,970.40
  4. Step 4: Simplify right side
    38,718,677.60x = 663,557,927,918,277.62
  5. Step 5: Solve for x
    x = 663,557,927,918,277.62/38,718,677.60
  6. Step 6: Final answer
    x = 17,137,928.49

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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.