Home / 19,254,365.43-28,890,889.88-8,470,265.00

Finding the Fourth Proportional to 19,254,365.43, 28,890,889.88 and 8,470,265.00

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Solution

The fourth proportional to 19,254,365.43, 28,890,889.88 and 8,470,265.00 is: 12,709,507.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254,365.43 : 28,890,889.88 = 8,470,265.00 : x
  2. Step 2: Convert to fraction form
    19,254,365.43/28,890,889.88 = 8,470,265.00/x
  3. Step 3: Cross multiply
    19,254,365.43x = 28,890,889.88 × 8,470,265.00
  4. Step 4: Simplify right side
    19,254,365.43x = 244,713,493,182,612.41
  5. Step 5: Solve for x
    x = 244,713,493,182,612.41/19,254,365.43
  6. Step 6: Final answer
    x = 12,709,507.05

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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.