Home / 52,392,046-72,305,913.72-30,662,031.28

Finding the Fourth Proportional to 52,392,046, 72,305,913.72 and 30,662,031.28

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Solution

The fourth proportional to 52,392,046, 72,305,913.72 and 30,662,031.28 is: 42,316,465.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,392,046 : 72,305,913.72 = 30,662,031.28 : x
  2. Step 2: Convert to fraction form
    52,392,046/72,305,913.72 = 30,662,031.28/x
  3. Step 3: Cross multiply
    52,392,046x = 72,305,913.72 × 30,662,031.28
  4. Step 4: Simplify right side
    52,392,046x = 2,217,046,188,211,621.25
  5. Step 5: Solve for x
    x = 2,217,046,188,211,621.25/52,392,046
  6. Step 6: Final answer
    x = 42,316,465.14

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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.