Home / 42,052,511.40-63,106,979.40-14,758,751.40

Finding the Fourth Proportional to 42,052,511.40, 63,106,979.40 and 14,758,751.40

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Solution

The fourth proportional to 42,052,511.40, 63,106,979.40 and 14,758,751.40 is: 22,148,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,052,511.40 : 63,106,979.40 = 14,758,751.40 : x
  2. Step 2: Convert to fraction form
    42,052,511.40/63,106,979.40 = 14,758,751.40/x
  3. Step 3: Cross multiply
    42,052,511.40x = 63,106,979.40 × 14,758,751.40
  4. Step 4: Simplify right side
    42,052,511.40x = 931,380,220,569,521.12
  5. Step 5: Solve for x
    x = 931,380,220,569,521.12/42,052,511.40
  6. Step 6: Final answer
    x = 22,148,028.49

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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.