Home / 19,157,772.60-28,744,532.10-7,033,044.60

Finding the Fourth Proportional to 19,157,772.60, 28,744,532.10 and 7,033,044.60

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Solution

The fourth proportional to 19,157,772.60, 28,744,532.10 and 7,033,044.60 is: 10,552,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157,772.60 : 28,744,532.10 = 7,033,044.60 : x
  2. Step 2: Convert to fraction form
    19,157,772.60/28,744,532.10 = 7,033,044.60/x
  3. Step 3: Cross multiply
    19,157,772.60x = 28,744,532.10 × 7,033,044.60
  4. Step 4: Simplify right side
    19,157,772.60x = 202,161,576,265,431.66
  5. Step 5: Solve for x
    x = 202,161,576,265,431.66/19,157,772.60
  6. Step 6: Final answer
    x = 10,552,457.24

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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.