Home / 9,820,200.90-14,705,418.15-7,829,544.90

Finding the Fourth Proportional to 9,820,200.90, 14,705,418.15 and 7,829,544.90

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Solution

The fourth proportional to 9,820,200.90, 14,705,418.15 and 7,829,544.90 is: 11,724,478.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820,200.90 : 14,705,418.15 = 7,829,544.90 : x
  2. Step 2: Convert to fraction form
    9,820,200.90/14,705,418.15 = 7,829,544.90/x
  3. Step 3: Cross multiply
    9,820,200.90x = 14,705,418.15 × 7,829,544.90
  4. Step 4: Simplify right side
    9,820,200.90x = 115,136,731,678,699.94
  5. Step 5: Solve for x
    x = 115,136,731,678,699.94/9,820,200.90
  6. Step 6: Final answer
    x = 11,724,478.23

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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.