Home / 28,628,973.68-42,970,365.72-14,991,908.24

Finding the Fourth Proportional to 28,628,973.68, 42,970,365.72 and 14,991,908.24

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Solution

The fourth proportional to 28,628,973.68, 42,970,365.72 and 14,991,908.24 is: 22,501,951.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,628,973.68 : 42,970,365.72 = 14,991,908.24 : x
  2. Step 2: Convert to fraction form
    28,628,973.68/42,970,365.72 = 14,991,908.24/x
  3. Step 3: Cross multiply
    28,628,973.68x = 42,970,365.72 × 14,991,908.24
  4. Step 4: Simplify right side
    28,628,973.68x = 644,207,779,913,481.50
  5. Step 5: Solve for x
    x = 644,207,779,913,481.50/28,628,973.68
  6. Step 6: Final answer
    x = 22,501,951.59

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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.