Home / 10,012,316.45-14,977,342.67-7,994,501.55

Finding the Fourth Proportional to 10,012,316.45, 14,977,342.67 and 7,994,501.55

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Solution

The fourth proportional to 10,012,316.45, 14,977,342.67 and 7,994,501.55 is: 11,958,909.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012,316.45 : 14,977,342.67 = 7,994,501.55 : x
  2. Step 2: Convert to fraction form
    10,012,316.45/14,977,342.67 = 7,994,501.55/x
  3. Step 3: Cross multiply
    10,012,316.45x = 14,977,342.67 × 7,994,501.55
  4. Step 4: Simplify right side
    10,012,316.45x = 119,736,389,150,223.62
  5. Step 5: Solve for x
    x = 119,736,389,150,223.62/10,012,316.45
  6. Step 6: Final answer
    x = 11,958,909.79

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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.