Home / 18,326,009.63-25,289,200.45-10,177,772.51

Finding the Fourth Proportional to 18,326,009.63, 25,289,200.45 and 10,177,772.51

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Solution

The fourth proportional to 18,326,009.63, 25,289,200.45 and 10,177,772.51 is: 14,044,941.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326,009.63 : 25,289,200.45 = 10,177,772.51 : x
  2. Step 2: Convert to fraction form
    18,326,009.63/25,289,200.45 = 10,177,772.51/x
  3. Step 3: Cross multiply
    18,326,009.63x = 25,289,200.45 × 10,177,772.51
  4. Step 4: Simplify right side
    18,326,009.63x = 257,387,729,215,834.84
  5. Step 5: Solve for x
    x = 257,387,729,215,834.84/18,326,009.63
  6. Step 6: Final answer
    x = 14,044,941.28

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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.