Home / 73,639,683.50-110,460,078.76-32,688,113.28

Finding the Fourth Proportional to 73,639,683.50, 110,460,078.76 and 32,688,113.28

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Solution

The fourth proportional to 73,639,683.50, 110,460,078.76 and 32,688,113.28 is: 49,032,415.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,639,683.50 : 110,460,078.76 = 32,688,113.28 : x
  2. Step 2: Convert to fraction form
    73,639,683.50/110,460,078.76 = 32,688,113.28/x
  3. Step 3: Cross multiply
    73,639,683.50x = 110,460,078.76 × 32,688,113.28
  4. Step 4: Simplify right side
    73,639,683.50x = 3,610,731,567,424,602
  5. Step 5: Solve for x
    x = 3,610,731,567,424,602/73,639,683.50
  6. Step 6: Final answer
    x = 49,032,415.62

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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.