Home / 38,194,394.16-52,708,935.96-20,791,239.60

Finding the Fourth Proportional to 38,194,394.16, 52,708,935.96 and 20,791,239.60

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Solution

The fourth proportional to 38,194,394.16, 52,708,935.96 and 20,791,239.60 is: 28,692,276.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,194,394.16 : 52,708,935.96 = 20,791,239.60 : x
  2. Step 2: Convert to fraction form
    38,194,394.16/52,708,935.96 = 20,791,239.60/x
  3. Step 3: Cross multiply
    38,194,394.16x = 52,708,935.96 × 20,791,239.60
  4. Step 4: Simplify right side
    38,194,394.16x = 1,095,884,116,605,416.12
  5. Step 5: Solve for x
    x = 1,095,884,116,605,416.12/38,194,394.16
  6. Step 6: Final answer
    x = 28,692,276.46

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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.