Home / 40,813,377.71-56,322,461.25-22,478,663.21

Finding the Fourth Proportional to 40,813,377.71, 56,322,461.25 and 22,478,663.21

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Solution

The fourth proportional to 40,813,377.71, 56,322,461.25 and 22,478,663.21 is: 31,020,555.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,813,377.71 : 56,322,461.25 = 22,478,663.21 : x
  2. Step 2: Convert to fraction form
    40,813,377.71/56,322,461.25 = 22,478,663.21/x
  3. Step 3: Cross multiply
    40,813,377.71x = 56,322,461.25 × 22,478,663.21
  4. Step 4: Simplify right side
    40,813,377.71x = 1,266,053,637,315,413.25
  5. Step 5: Solve for x
    x = 1,266,053,637,315,413.25/40,813,377.71
  6. Step 6: Final answer
    x = 31,020,555.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.