Home / 14,575,417.20-21,863,125.80-13,480,556.40

Finding the Fourth Proportional to 14,575,417.20, 21,863,125.80 and 13,480,556.40

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Solution

The fourth proportional to 14,575,417.20, 21,863,125.80 and 13,480,556.40 is: 20,220,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575,417.20 : 21,863,125.80 = 13,480,556.40 : x
  2. Step 2: Convert to fraction form
    14,575,417.20/21,863,125.80 = 13,480,556.40/x
  3. Step 3: Cross multiply
    14,575,417.20x = 21,863,125.80 × 13,480,556.40
  4. Step 4: Simplify right side
    14,575,417.20x = 294,727,100,427,195.12
  5. Step 5: Solve for x
    x = 294,727,100,427,195.12/14,575,417.20
  6. Step 6: Final answer
    x = 20,220,834.60

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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.