Home / 52,118,970.16-78,179,057.08-15,727,675.72

Finding the Fourth Proportional to 52,118,970.16, 78,179,057.08 and 15,727,675.72

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Solution

The fourth proportional to 52,118,970.16, 78,179,057.08 and 15,727,675.72 is: 23,591,695.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,118,970.16 : 78,179,057.08 = 15,727,675.72 : x
  2. Step 2: Convert to fraction form
    52,118,970.16/78,179,057.08 = 15,727,675.72/x
  3. Step 3: Cross multiply
    52,118,970.16x = 78,179,057.08 × 15,727,675.72
  4. Step 4: Simplify right side
    52,118,970.16x = 1,229,574,857,849,610
  5. Step 5: Solve for x
    x = 1,229,574,857,849,610/52,118,970.16
  6. Step 6: Final answer
    x = 23,591,695.19

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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.