Home / 10,721,512.80-14,976,525.60-10,721,512.80

Finding the Fourth Proportional to 10,721,512.80, 14,976,525.60 and 10,721,512.80

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Solution

The fourth proportional to 10,721,512.80, 14,976,525.60 and 10,721,512.80 is: 14,976,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,721,512.80 : 14,976,525.60 = 10,721,512.80 : x
  2. Step 2: Convert to fraction form
    10,721,512.80/14,976,525.60 = 10,721,512.80/x
  3. Step 3: Cross multiply
    10,721,512.80x = 14,976,525.60 × 10,721,512.80
  4. Step 4: Simplify right side
    10,721,512.80x = 160,571,010,919,927.69
  5. Step 5: Solve for x
    x = 160,571,010,919,927.69/10,721,512.80
  6. Step 6: Final answer
    x = 14,976,525.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.