Home / 30,241,407.20-45,333,080.40-10,036,248.80

Finding the Fourth Proportional to 30,241,407.20, 45,333,080.40 and 10,036,248.80

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Solution

The fourth proportional to 30,241,407.20, 45,333,080.40 and 10,036,248.80 is: 15,044,738.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,407.20 : 45,333,080.40 = 10,036,248.80 : x
  2. Step 2: Convert to fraction form
    30,241,407.20/45,333,080.40 = 10,036,248.80/x
  3. Step 3: Cross multiply
    30,241,407.20x = 45,333,080.40 × 10,036,248.80
  4. Step 4: Simplify right side
    30,241,407.20x = 454,974,073,764,803.56
  5. Step 5: Solve for x
    x = 454,974,073,764,803.56/30,241,407.20
  6. Step 6: Final answer
    x = 15,044,738.85

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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.