Home / 28,611,923.03-39,484,734.94-15,559,465.58

Finding the Fourth Proportional to 28,611,923.03, 39,484,734.94 and 15,559,465.58

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Solution

The fourth proportional to 28,611,923.03, 39,484,734.94 and 15,559,465.58 is: 21,472,215.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,611,923.03 : 39,484,734.94 = 15,559,465.58 : x
  2. Step 2: Convert to fraction form
    28,611,923.03/39,484,734.94 = 15,559,465.58/x
  3. Step 3: Cross multiply
    28,611,923.03x = 39,484,734.94 × 15,559,465.58
  4. Step 4: Simplify right side
    28,611,923.03x = 614,361,374,036,929.62
  5. Step 5: Solve for x
    x = 614,361,374,036,929.62/28,611,923.03
  6. Step 6: Final answer
    x = 21,472,215.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.