Home / 18,468,142.70-25,485,592.02-10,095,140.30

Finding the Fourth Proportional to 18,468,142.70, 25,485,592.02 and 10,095,140.30

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Solution

The fourth proportional to 18,468,142.70, 25,485,592.02 and 10,095,140.30 is: 13,931,050.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,142.70 : 25,485,592.02 = 10,095,140.30 : x
  2. Step 2: Convert to fraction form
    18,468,142.70/25,485,592.02 = 10,095,140.30/x
  3. Step 3: Cross multiply
    18,468,142.70x = 25,485,592.02 × 10,095,140.30
  4. Step 4: Simplify right side
    18,468,142.70x = 257,280,627,070,460.41
  5. Step 5: Solve for x
    x = 257,280,627,070,460.41/18,468,142.70
  6. Step 6: Final answer
    x = 13,931,050.42

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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.