Home / 30,213,458.30-45,333,581.62-15,833,107.10

Finding the Fourth Proportional to 30,213,458.30, 45,333,581.62 and 15,833,107.10

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Solution

The fourth proportional to 30,213,458.30, 45,333,581.62 and 15,833,107.10 is: 23,756,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213,458.30 : 45,333,581.62 = 15,833,107.10 : x
  2. Step 2: Convert to fraction form
    30,213,458.30/45,333,581.62 = 15,833,107.10/x
  3. Step 3: Cross multiply
    30,213,458.30x = 45,333,581.62 × 15,833,107.10
  4. Step 4: Simplify right side
    30,213,458.30x = 717,771,453,016,051.50
  5. Step 5: Solve for x
    x = 717,771,453,016,051.50/30,213,458.30
  6. Step 6: Final answer
    x = 23,756,679.75

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1.5x scale

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.