Home / 15,570,239.18-21,486,513.77-8,600,766.73

Finding the Fourth Proportional to 15,570,239.18, 21,486,513.77 and 8,600,766.73

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Solution

The fourth proportional to 15,570,239.18, 21,486,513.77 and 8,600,766.73 is: 11,868,828.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,570,239.18 : 21,486,513.77 = 8,600,766.73 : x
  2. Step 2: Convert to fraction form
    15,570,239.18/21,486,513.77 = 8,600,766.73/x
  3. Step 3: Cross multiply
    15,570,239.18x = 21,486,513.77 × 8,600,766.73
  4. Step 4: Simplify right side
    15,570,239.18x = 184,800,492,776,702.88
  5. Step 5: Solve for x
    x = 184,800,492,776,702.88/15,570,239.18
  6. Step 6: Final answer
    x = 11,868,828.13

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1.5x scale

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.