Home / 14,244,829.40-21,367,244.10-4,147,779.80

Finding the Fourth Proportional to 14,244,829.40, 21,367,244.10 and 4,147,779.80

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Solution

The fourth proportional to 14,244,829.40, 21,367,244.10 and 4,147,779.80 is: 6,221,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244,829.40 : 21,367,244.10 = 4,147,779.80 : x
  2. Step 2: Convert to fraction form
    14,244,829.40/21,367,244.10 = 4,147,779.80/x
  3. Step 3: Cross multiply
    14,244,829.40x = 21,367,244.10 × 4,147,779.80
  4. Step 4: Simplify right side
    14,244,829.40x = 88,626,623,459,649.19
  5. Step 5: Solve for x
    x = 88,626,623,459,649.19/14,244,829.40
  6. Step 6: Final answer
    x = 6,221,669.70

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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.