Home / 6,459,349.20-9,688,701.82-2,415,539.72

Finding the Fourth Proportional to 6,459,349.20, 9,688,701.82 and 2,415,539.72

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Solution

The fourth proportional to 6,459,349.20, 9,688,701.82 and 2,415,539.72 is: 3,623,189.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,349.20 : 9,688,701.82 = 2,415,539.72 : x
  2. Step 2: Convert to fraction form
    6,459,349.20/9,688,701.82 = 2,415,539.72/x
  3. Step 3: Cross multiply
    6,459,349.20x = 9,688,701.82 × 2,415,539.72
  4. Step 4: Simplify right side
    6,459,349.20x = 23,403,444,081,446.29
  5. Step 5: Solve for x
    x = 23,403,444,081,446.29/6,459,349.20
  6. Step 6: Final answer
    x = 3,623,189.17

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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.