Home / 10,154,911.66-15,234,888.62-5,039,742.22

Finding the Fourth Proportional to 10,154,911.66, 15,234,888.62 and 5,039,742.22

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Solution

The fourth proportional to 10,154,911.66, 15,234,888.62 and 5,039,742.22 is: 7,560,864.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,154,911.66 : 15,234,888.62 = 5,039,742.22 : x
  2. Step 2: Convert to fraction form
    10,154,911.66/15,234,888.62 = 5,039,742.22/x
  3. Step 3: Cross multiply
    10,154,911.66x = 15,234,888.62 × 5,039,742.22
  4. Step 4: Simplify right side
    10,154,911.66x = 76,779,911,395,211.53
  5. Step 5: Solve for x
    x = 76,779,911,395,211.53/10,154,911.66
  6. Step 6: Final answer
    x = 7,560,864.53

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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.