Home / 15,039,085.07-20,753,339.52-8,514,068.06

Finding the Fourth Proportional to 15,039,085.07, 20,753,339.52 and 8,514,068.06

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Solution

The fourth proportional to 15,039,085.07, 20,753,339.52 and 8,514,068.06 is: 11,749,075.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039,085.07 : 20,753,339.52 = 8,514,068.06 : x
  2. Step 2: Convert to fraction form
    15,039,085.07/20,753,339.52 = 8,514,068.06/x
  3. Step 3: Cross multiply
    15,039,085.07x = 20,753,339.52 × 8,514,068.06
  4. Step 4: Simplify right side
    15,039,085.07x = 176,695,345,073,728.78
  5. Step 5: Solve for x
    x = 176,695,345,073,728.78/15,039,085.07
  6. Step 6: Final answer
    x = 11,749,075.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.