Home / 30,895,880.76-42,637,294.18-17,842,902.48

Finding the Fourth Proportional to 30,895,880.76, 42,637,294.18 and 17,842,902.48

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Solution

The fourth proportional to 30,895,880.76, 42,637,294.18 and 17,842,902.48 is: 24,623,770.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,895,880.76 : 42,637,294.18 = 17,842,902.48 : x
  2. Step 2: Convert to fraction form
    30,895,880.76/42,637,294.18 = 17,842,902.48/x
  3. Step 3: Cross multiply
    30,895,880.76x = 42,637,294.18 × 17,842,902.48
  4. Step 4: Simplify right side
    30,895,880.76x = 760,773,082,064,811.62
  5. Step 5: Solve for x
    x = 760,773,082,064,811.62/30,895,880.76
  6. Step 6: Final answer
    x = 24,623,770.66

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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.