Home / 30,241,364.20-45,333,015.90-10,036,205.80

Finding the Fourth Proportional to 30,241,364.20, 45,333,015.90 and 10,036,205.80

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Solution

The fourth proportional to 30,241,364.20, 45,333,015.90 and 10,036,205.80 is: 15,044,674.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,364.20 : 45,333,015.90 = 10,036,205.80 : x
  2. Step 2: Convert to fraction form
    30,241,364.20/45,333,015.90 = 10,036,205.80/x
  3. Step 3: Cross multiply
    30,241,364.20x = 45,333,015.90 × 10,036,205.80
  4. Step 4: Simplify right side
    30,241,364.20x = 454,971,477,107,072.25
  5. Step 5: Solve for x
    x = 454,971,477,107,072.25/30,241,364.20
  6. Step 6: Final answer
    x = 15,044,674.38

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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.