Home / 27,135,080.80-40,689,790.80-15,779,010.40

Finding the Fourth Proportional to 27,135,080.80, 40,689,790.80 and 15,779,010.40

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Solution

The fourth proportional to 27,135,080.80, 40,689,790.80 and 15,779,010.40 is: 23,661,054.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,135,080.80 : 40,689,790.80 = 15,779,010.40 : x
  2. Step 2: Convert to fraction form
    27,135,080.80/40,689,790.80 = 15,779,010.40/x
  3. Step 3: Cross multiply
    27,135,080.80x = 40,689,790.80 × 15,779,010.40
  4. Step 4: Simplify right side
    27,135,080.80x = 642,044,632,207,024.25
  5. Step 5: Solve for x
    x = 642,044,632,207,024.25/27,135,080.80
  6. Step 6: Final answer
    x = 23,661,054.74

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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.