Home / 70,679,665.08-106,016,413.95-22,156,411.68

Finding the Fourth Proportional to 70,679,665.08, 106,016,413.95 and 22,156,411.68

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Solution

The fourth proportional to 70,679,665.08, 106,016,413.95 and 22,156,411.68 is: 33,233,650.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,679,665.08 : 106,016,413.95 = 22,156,411.68 : x
  2. Step 2: Convert to fraction form
    70,679,665.08/106,016,413.95 = 22,156,411.68/x
  3. Step 3: Cross multiply
    70,679,665.08x = 106,016,413.95 × 22,156,411.68
  4. Step 4: Simplify right side
    70,679,665.08x = 2,348,943,312,313,495
  5. Step 5: Solve for x
    x = 2,348,943,312,313,495/70,679,665.08
  6. Step 6: Final answer
    x = 33,233,650.86

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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.