Home / 18,790,098.06-28,174,890.06-5,657,600.46

Finding the Fourth Proportional to 18,790,098.06, 28,174,890.06 and 5,657,600.46

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Solution

The fourth proportional to 18,790,098.06, 28,174,890.06 and 5,657,600.46 is: 8,483,312.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,790,098.06 : 28,174,890.06 = 5,657,600.46 : x
  2. Step 2: Convert to fraction form
    18,790,098.06/28,174,890.06 = 5,657,600.46/x
  3. Step 3: Cross multiply
    18,790,098.06x = 28,174,890.06 × 5,657,600.46
  4. Step 4: Simplify right side
    18,790,098.06x = 159,402,270,963,905.41
  5. Step 5: Solve for x
    x = 159,402,270,963,905.41/18,790,098.06
  6. Step 6: Final answer
    x = 8,483,312.35

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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.