Home / 30,241,391.20-45,333,056.40-10,036,232.80

Finding the Fourth Proportional to 30,241,391.20, 45,333,056.40 and 10,036,232.80

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Solution

The fourth proportional to 30,241,391.20, 45,333,056.40 and 10,036,232.80 is: 15,044,714.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,391.20 : 45,333,056.40 = 10,036,232.80 : x
  2. Step 2: Convert to fraction form
    30,241,391.20/45,333,056.40 = 10,036,232.80/x
  3. Step 3: Cross multiply
    30,241,391.20x = 45,333,056.40 × 10,036,232.80
  4. Step 4: Simplify right side
    30,241,391.20x = 454,973,107,565,929.94
  5. Step 5: Solve for x
    x = 454,973,107,565,929.94/30,241,391.20
  6. Step 6: Final answer
    x = 15,044,714.86

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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.