Home / 57,454,886.46-86,175,963.44-20,565,303.10

Finding the Fourth Proportional to 57,454,886.46, 86,175,963.44 and 20,565,303.10

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Solution

The fourth proportional to 57,454,886.46, 86,175,963.44 and 20,565,303.10 is: 30,845,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,454,886.46 : 86,175,963.44 = 20,565,303.10 : x
  2. Step 2: Convert to fraction form
    57,454,886.46/86,175,963.44 = 20,565,303.10/x
  3. Step 3: Cross multiply
    57,454,886.46x = 86,175,963.44 × 20,565,303.10
  4. Step 4: Simplify right side
    57,454,886.46x = 1,772,234,808,078,118.75
  5. Step 5: Solve for x
    x = 1,772,234,808,078,118.75/57,454,886.46
  6. Step 6: Final answer
    x = 30,845,675.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.