Home / 30,077,743.02-45,102,617.70-10,907,725.74

Finding the Fourth Proportional to 30,077,743.02, 45,102,617.70 and 10,907,725.74

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Solution

The fourth proportional to 30,077,743.02, 45,102,617.70 and 10,907,725.74 is: 16,356,512.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077,743.02 : 45,102,617.70 = 10,907,725.74 : x
  2. Step 2: Convert to fraction form
    30,077,743.02/45,102,617.70 = 10,907,725.74/x
  3. Step 3: Cross multiply
    30,077,743.02x = 45,102,617.70 × 10,907,725.74
  4. Step 4: Simplify right side
    30,077,743.02x = 491,966,984,027,669.62
  5. Step 5: Solve for x
    x = 491,966,984,027,669.62/30,077,743.02
  6. Step 6: Final answer
    x = 16,356,512.64

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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.