Home / 45,792,021.60-68,688,032.40-42,957,669.60

Finding the Fourth Proportional to 45,792,021.60, 68,688,032.40 and 42,957,669.60

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Solution

The fourth proportional to 45,792,021.60, 68,688,032.40 and 42,957,669.60 is: 64,436,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,792,021.60 : 68,688,032.40 = 42,957,669.60 : x
  2. Step 2: Convert to fraction form
    45,792,021.60/68,688,032.40 = 42,957,669.60/x
  3. Step 3: Cross multiply
    45,792,021.60x = 68,688,032.40 × 42,957,669.60
  4. Step 4: Simplify right side
    45,792,021.60x = 2,950,677,801,313,295.50
  5. Step 5: Solve for x
    x = 2,950,677,801,313,295.50/45,792,021.60
  6. Step 6: Final answer
    x = 64,436,504.40

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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.