Home / 42,628,984.80-63,943,477.20-29,863,903.20

Finding the Fourth Proportional to 42,628,984.80, 63,943,477.20 and 29,863,903.20

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Solution

The fourth proportional to 42,628,984.80, 63,943,477.20 and 29,863,903.20 is: 44,795,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,628,984.80 : 63,943,477.20 = 29,863,903.20 : x
  2. Step 2: Convert to fraction form
    42,628,984.80/63,943,477.20 = 29,863,903.20/x
  3. Step 3: Cross multiply
    42,628,984.80x = 63,943,477.20 × 29,863,903.20
  4. Step 4: Simplify right side
    42,628,984.80x = 1,909,601,813,372,207
  5. Step 5: Solve for x
    x = 1,909,601,813,372,207/42,628,984.80
  6. Step 6: Final answer
    x = 44,795,854.80

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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.