Home / 10,222,398.30-15,333,730.95-3,398,971.50

Finding the Fourth Proportional to 10,222,398.30, 15,333,730.95 and 3,398,971.50

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Solution

The fourth proportional to 10,222,398.30, 15,333,730.95 and 3,398,971.50 is: 5,098,501.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222,398.30 : 15,333,730.95 = 3,398,971.50 : x
  2. Step 2: Convert to fraction form
    10,222,398.30/15,333,730.95 = 3,398,971.50/x
  3. Step 3: Cross multiply
    10,222,398.30x = 15,333,730.95 × 3,398,971.50
  4. Step 4: Simplify right side
    10,222,398.30x = 52,118,914,487,717.92
  5. Step 5: Solve for x
    x = 52,118,914,487,717.92/10,222,398.30
  6. Step 6: Final answer
    x = 5,098,501.64

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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.