Home / 38,029,852.95-52,482,385.10-21,509,654.25

Finding the Fourth Proportional to 38,029,852.95, 52,482,385.10 and 21,509,654.25

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Solution

The fourth proportional to 38,029,852.95, 52,482,385.10 and 21,509,654.25 is: 29,683,994.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,029,852.95 : 52,482,385.10 = 21,509,654.25 : x
  2. Step 2: Convert to fraction form
    38,029,852.95/52,482,385.10 = 21,509,654.25/x
  3. Step 3: Cross multiply
    38,029,852.95x = 52,482,385.10 × 21,509,654.25
  4. Step 4: Simplify right side
    38,029,852.95x = 1,128,877,957,608,803.50
  5. Step 5: Solve for x
    x = 1,128,877,957,608,803.50/38,029,852.95
  6. Step 6: Final answer
    x = 29,683,994.81

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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.