Home / 31,107,013.60-46,660,520.40-28,461,618.40

Finding the Fourth Proportional to 31,107,013.60, 46,660,520.40 and 28,461,618.40

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Solution

The fourth proportional to 31,107,013.60, 46,660,520.40 and 28,461,618.40 is: 42,692,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,107,013.60 : 46,660,520.40 = 28,461,618.40 : x
  2. Step 2: Convert to fraction form
    31,107,013.60/46,660,520.40 = 28,461,618.40/x
  3. Step 3: Cross multiply
    31,107,013.60x = 46,660,520.40 × 28,461,618.40
  4. Step 4: Simplify right side
    31,107,013.60x = 1,328,033,925,970,215.25
  5. Step 5: Solve for x
    x = 1,328,033,925,970,215.25/31,107,013.60
  6. Step 6: Final answer
    x = 42,692,427.60

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1.5x scale

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.