Home / 30,614,642.10-42,248,208.41-16,863,606.23

Finding the Fourth Proportional to 30,614,642.10, 42,248,208.41 and 16,863,606.23

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Solution

The fourth proportional to 30,614,642.10, 42,248,208.41 and 16,863,606.23 is: 23,271,777.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,614,642.10 : 42,248,208.41 = 16,863,606.23 : x
  2. Step 2: Convert to fraction form
    30,614,642.10/42,248,208.41 = 16,863,606.23/x
  3. Step 3: Cross multiply
    30,614,642.10x = 42,248,208.41 × 16,863,606.23
  4. Step 4: Simplify right side
    30,614,642.10x = 712,457,150,253,655.38
  5. Step 5: Solve for x
    x = 712,457,150,253,655.38/30,614,642.10
  6. Step 6: Final answer
    x = 23,271,777.86

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Double scale
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1.5x scale

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.