Home / 52,168,298.94-71,989,442.28-28,961,931.24

Finding the Fourth Proportional to 52,168,298.94, 71,989,442.28 and 28,961,931.24

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Solution

The fourth proportional to 52,168,298.94, 71,989,442.28 and 28,961,931.24 is: 39,965,904.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,168,298.94 : 71,989,442.28 = 28,961,931.24 : x
  2. Step 2: Convert to fraction form
    52,168,298.94/71,989,442.28 = 28,961,931.24/x
  3. Step 3: Cross multiply
    52,168,298.94x = 71,989,442.28 × 28,961,931.24
  4. Step 4: Simplify right side
    52,168,298.94x = 2,084,953,277,319,308.75
  5. Step 5: Solve for x
    x = 2,084,953,277,319,308.75/52,168,298.94
  6. Step 6: Final answer
    x = 39,965,904.96

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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.