Home / 7,264,985.10-10,899,810.45-3,219,909.90

Finding the Fourth Proportional to 7,264,985.10, 10,899,810.45 and 3,219,909.90

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Solution

The fourth proportional to 7,264,985.10, 10,899,810.45 and 3,219,909.90 is: 4,830,898.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264,985.10 : 10,899,810.45 = 3,219,909.90 : x
  2. Step 2: Convert to fraction form
    7,264,985.10/10,899,810.45 = 3,219,909.90/x
  3. Step 3: Cross multiply
    7,264,985.10x = 10,899,810.45 × 3,219,909.90
  4. Step 4: Simplify right side
    7,264,985.10x = 35,096,407,576,078.45
  5. Step 5: Solve for x
    x = 35,096,407,576,078.45/7,264,985.10
  6. Step 6: Final answer
    x = 4,830,898.77

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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.