Home / 19,949,721.47-29,925,841.95-8,433,041.16

Finding the Fourth Proportional to 19,949,721.47, 29,925,841.95 and 8,433,041.16

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Solution

The fourth proportional to 19,949,721.47, 29,925,841.95 and 8,433,041.16 is: 12,650,094.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949,721.47 : 29,925,841.95 = 8,433,041.16 : x
  2. Step 2: Convert to fraction form
    19,949,721.47/29,925,841.95 = 8,433,041.16/x
  3. Step 3: Cross multiply
    19,949,721.47x = 29,925,841.95 × 8,433,041.16
  4. Step 4: Simplify right side
    19,949,721.47x = 252,365,856,912,004.66
  5. Step 5: Solve for x
    x = 252,365,856,912,004.66/19,949,721.47
  6. Step 6: Final answer
    x = 12,650,094.26

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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.