Home / 30,502,160.42-42,092,828.38-16,563,391.01

Finding the Fourth Proportional to 30,502,160.42, 42,092,828.38 and 16,563,391.01

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Solution

The fourth proportional to 30,502,160.42, 42,092,828.38 and 16,563,391.01 is: 22,857,396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,502,160.42 : 42,092,828.38 = 16,563,391.01 : x
  2. Step 2: Convert to fraction form
    30,502,160.42/42,092,828.38 = 16,563,391.01/x
  3. Step 3: Cross multiply
    30,502,160.42x = 42,092,828.38 × 16,563,391.01
  4. Step 4: Simplify right side
    30,502,160.42x = 697,199,975,142,853
  5. Step 5: Solve for x
    x = 697,199,975,142,853/30,502,160.42
  6. Step 6: Final answer
    x = 22,857,396.51

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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.