Home / 16,852,307.28-25,292,638.20-15,789,424.08

Finding the Fourth Proportional to 16,852,307.28, 25,292,638.20 and 15,789,424.08

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Solution

The fourth proportional to 16,852,307.28, 25,292,638.20 and 15,789,424.08 is: 23,697,419.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,852,307.28 : 25,292,638.20 = 15,789,424.08 : x
  2. Step 2: Convert to fraction form
    16,852,307.28/25,292,638.20 = 15,789,424.08/x
  3. Step 3: Cross multiply
    16,852,307.28x = 25,292,638.20 × 15,789,424.08
  4. Step 4: Simplify right side
    16,852,307.28x = 399,356,190,641,807.88
  5. Step 5: Solve for x
    x = 399,356,190,641,807.88/16,852,307.28
  6. Step 6: Final answer
    x = 23,697,419.23

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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.