Home / 30,241,429.20-45,333,113.40-10,036,270.80

Finding the Fourth Proportional to 30,241,429.20, 45,333,113.40 and 10,036,270.80

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Solution

The fourth proportional to 30,241,429.20, 45,333,113.40 and 10,036,270.80 is: 15,044,771.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,429.20 : 45,333,113.40 = 10,036,270.80 : x
  2. Step 2: Convert to fraction form
    30,241,429.20/45,333,113.40 = 10,036,270.80/x
  3. Step 3: Cross multiply
    30,241,429.20x = 45,333,113.40 × 10,036,270.80
  4. Step 4: Simplify right side
    30,241,429.20x = 454,975,402,289,508.75
  5. Step 5: Solve for x
    x = 454,975,402,289,508.75/30,241,429.20
  6. Step 6: Final answer
    x = 15,044,771.84

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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.