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Finding the Fourth Proportional to 42,006,360, 63,009,540 and 10,093,656

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Solution

The fourth proportional to 42,006,360, 63,009,540 and 10,093,656 is: 15,140,484

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,006,360 : 63,009,540 = 10,093,656 : x
  2. Step 2: Convert to fraction form
    42,006,360/63,009,540 = 10,093,656/x
  3. Step 3: Cross multiply
    42,006,360x = 63,009,540 × 10,093,656
  4. Step 4: Simplify right side
    42,006,360x = 635,996,621,478,240
  5. Step 5: Solve for x
    x = 635,996,621,478,240/42,006,360
  6. Step 6: Final answer
    x = 15,140,484

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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.