Home / 28,039,514.40-39,312,007.20-28,039,514.40

Finding the Fourth Proportional to 28,039,514.40, 39,312,007.20 and 28,039,514.40

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Solution

The fourth proportional to 28,039,514.40, 39,312,007.20 and 28,039,514.40 is: 39,312,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,039,514.40 : 39,312,007.20 = 28,039,514.40 : x
  2. Step 2: Convert to fraction form
    28,039,514.40/39,312,007.20 = 28,039,514.40/x
  3. Step 3: Cross multiply
    28,039,514.40x = 39,312,007.20 × 28,039,514.40
  4. Step 4: Simplify right side
    28,039,514.40x = 1,102,289,591,977,303.75
  5. Step 5: Solve for x
    x = 1,102,289,591,977,303.75/28,039,514.40
  6. Step 6: Final answer
    x = 39,312,007.20

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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.