Home / 30,594,840.72-42,219,277.44-16,841,118.48

Finding the Fourth Proportional to 30,594,840.72, 42,219,277.44 and 16,841,118.48

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Solution

The fourth proportional to 30,594,840.72, 42,219,277.44 and 16,841,118.48 is: 23,239,861.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,594,840.72 : 42,219,277.44 = 16,841,118.48 : x
  2. Step 2: Convert to fraction form
    30,594,840.72/42,219,277.44 = 16,841,118.48/x
  3. Step 3: Cross multiply
    30,594,840.72x = 42,219,277.44 × 16,841,118.48
  4. Step 4: Simplify right side
    30,594,840.72x = 711,019,853,507,031.12
  5. Step 5: Solve for x
    x = 711,019,853,507,031.12/30,594,840.72
  6. Step 6: Final answer
    x = 23,239,861.26

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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.