Home / 19,118,449.58-28,677,648.32-8,877,709.54

Finding the Fourth Proportional to 19,118,449.58, 28,677,648.32 and 8,877,709.54

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Solution

The fourth proportional to 19,118,449.58, 28,677,648.32 and 8,877,709.54 is: 13,316,552.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,118,449.58 : 28,677,648.32 = 8,877,709.54 : x
  2. Step 2: Convert to fraction form
    19,118,449.58/28,677,648.32 = 8,877,709.54/x
  3. Step 3: Cross multiply
    19,118,449.58x = 28,677,648.32 × 8,877,709.54
  4. Step 4: Simplify right side
    19,118,449.58x = 254,591,831,913,703
  5. Step 5: Solve for x
    x = 254,591,831,913,703/19,118,449.58
  6. Step 6: Final answer
    x = 13,316,552.21

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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.