Home / 19,860,444.84-27,419,641.46-15,747,091.50

Finding the Fourth Proportional to 19,860,444.84, 27,419,641.46 and 15,747,091.50

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Solution

The fourth proportional to 19,860,444.84, 27,419,641.46 and 15,747,091.50 is: 21,740,681.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,860,444.84 : 27,419,641.46 = 15,747,091.50 : x
  2. Step 2: Convert to fraction form
    19,860,444.84/27,419,641.46 = 15,747,091.50/x
  3. Step 3: Cross multiply
    19,860,444.84x = 27,419,641.46 × 15,747,091.50
  4. Step 4: Simplify right side
    19,860,444.84x = 431,779,602,967,813.62
  5. Step 5: Solve for x
    x = 431,779,602,967,813.62/19,860,444.84
  6. Step 6: Final answer
    x = 21,740,681.36

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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.