Home / 30,241,046.30-45,361,569.45-11,072,428.70

Finding the Fourth Proportional to 30,241,046.30, 45,361,569.45 and 11,072,428.70

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Solution

The fourth proportional to 30,241,046.30, 45,361,569.45 and 11,072,428.70 is: 16,608,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,046.30 : 45,361,569.45 = 11,072,428.70 : x
  2. Step 2: Convert to fraction form
    30,241,046.30/45,361,569.45 = 11,072,428.70/x
  3. Step 3: Cross multiply
    30,241,046.30x = 45,361,569.45 × 11,072,428.70
  4. Step 4: Simplify right side
    30,241,046.30x = 502,262,743,455,223.19
  5. Step 5: Solve for x
    x = 502,262,743,455,223.19/30,241,046.30
  6. Step 6: Final answer
    x = 16,608,643.05

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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.