Home / 6,448,186.22-8,898,496.65-3,547,514.86

Finding the Fourth Proportional to 6,448,186.22, 8,898,496.65 and 3,547,514.86

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Solution

The fourth proportional to 6,448,186.22, 8,898,496.65 and 3,547,514.86 is: 4,895,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,186.22 : 8,898,496.65 = 3,547,514.86 : x
  2. Step 2: Convert to fraction form
    6,448,186.22/8,898,496.65 = 3,547,514.86/x
  3. Step 3: Cross multiply
    6,448,186.22x = 8,898,496.65 × 3,547,514.86
  4. Step 4: Simplify right side
    6,448,186.22x = 31,567,549,075,288.98
  5. Step 5: Solve for x
    x = 31,567,549,075,288.98/6,448,186.22
  6. Step 6: Final answer
    x = 4,895,570.32

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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.