Home / 10,368,215.80-15,556,989.30-3,641,457.40

Finding the Fourth Proportional to 10,368,215.80, 15,556,989.30 and 3,641,457.40

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Solution

The fourth proportional to 10,368,215.80, 15,556,989.30 and 3,641,457.40 is: 5,463,824.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,215.80 : 15,556,989.30 = 3,641,457.40 : x
  2. Step 2: Convert to fraction form
    10,368,215.80/15,556,989.30 = 3,641,457.40/x
  3. Step 3: Cross multiply
    10,368,215.80x = 15,556,989.30 × 3,641,457.40
  4. Step 4: Simplify right side
    10,368,215.80x = 56,650,113,808,205.82
  5. Step 5: Solve for x
    x = 56,650,113,808,205.82/10,368,215.80
  6. Step 6: Final answer
    x = 5,463,824.72

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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.