Home / 43,130,735.76-64,684,319.94-15,459,495.66

Finding the Fourth Proportional to 43,130,735.76, 64,684,319.94 and 15,459,495.66

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Solution

The fourth proportional to 43,130,735.76, 64,684,319.94 and 15,459,495.66 is: 23,185,019.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,130,735.76 : 64,684,319.94 = 15,459,495.66 : x
  2. Step 2: Convert to fraction form
    43,130,735.76/64,684,319.94 = 15,459,495.66/x
  3. Step 3: Cross multiply
    43,130,735.76x = 64,684,319.94 × 15,459,495.66
  4. Step 4: Simplify right side
    43,130,735.76x = 999,986,963,382,481.38
  5. Step 5: Solve for x
    x = 999,986,963,382,481.38/43,130,735.76
  6. Step 6: Final answer
    x = 23,185,019.82

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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.