Home / 15,444,813.60-23,167,220.40-12,575,032.20

Finding the Fourth Proportional to 15,444,813.60, 23,167,220.40 and 12,575,032.20

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Solution

The fourth proportional to 15,444,813.60, 23,167,220.40 and 12,575,032.20 is: 18,862,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444,813.60 : 23,167,220.40 = 12,575,032.20 : x
  2. Step 2: Convert to fraction form
    15,444,813.60/23,167,220.40 = 12,575,032.20/x
  3. Step 3: Cross multiply
    15,444,813.60x = 23,167,220.40 × 12,575,032.20
  4. Step 4: Simplify right side
    15,444,813.60x = 291,328,542,514,496.88
  5. Step 5: Solve for x
    x = 291,328,542,514,496.88/15,444,813.60
  6. Step 6: Final answer
    x = 18,862,548.30

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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.