Home / 13,376,628.14-18,459,841.30-7,265,056.64

Finding the Fourth Proportional to 13,376,628.14, 18,459,841.30 and 7,265,056.64

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Solution

The fourth proportional to 13,376,628.14, 18,459,841.30 and 7,265,056.64 is: 10,025,829.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,628.14 : 18,459,841.30 = 7,265,056.64 : x
  2. Step 2: Convert to fraction form
    13,376,628.14/18,459,841.30 = 7,265,056.64/x
  3. Step 3: Cross multiply
    13,376,628.14x = 18,459,841.30 × 7,265,056.64
  4. Step 4: Simplify right side
    13,376,628.14x = 134,111,792,609,911.23
  5. Step 5: Solve for x
    x = 134,111,792,609,911.23/13,376,628.14
  6. Step 6: Final answer
    x = 10,025,829.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.