Home / 28,035,173.80-42,029,141.10-14,572,001.80

Finding the Fourth Proportional to 28,035,173.80, 42,029,141.10 and 14,572,001.80

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Solution

The fourth proportional to 28,035,173.80, 42,029,141.10 and 14,572,001.80 is: 21,845,725.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035,173.80 : 42,029,141.10 = 14,572,001.80 : x
  2. Step 2: Convert to fraction form
    28,035,173.80/42,029,141.10 = 14,572,001.80/x
  3. Step 3: Cross multiply
    28,035,173.80x = 42,029,141.10 × 14,572,001.80
  4. Step 4: Simplify right side
    28,035,173.80x = 612,448,719,761,654
  5. Step 5: Solve for x
    x = 612,448,719,761,654/28,035,173.80
  6. Step 6: Final answer
    x = 21,845,725.81

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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.