Home / 16,688,690.59-23,027,762.37-9,720,514.93

Finding the Fourth Proportional to 16,688,690.59, 23,027,762.37 and 9,720,514.93

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Solution

The fourth proportional to 16,688,690.59, 23,027,762.37 and 9,720,514.93 is: 13,412,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688,690.59 : 23,027,762.37 = 9,720,514.93 : x
  2. Step 2: Convert to fraction form
    16,688,690.59/23,027,762.37 = 9,720,514.93/x
  3. Step 3: Cross multiply
    16,688,690.59x = 23,027,762.37 × 9,720,514.93
  4. Step 4: Simplify right side
    16,688,690.59x = 223,841,707,922,077.19
  5. Step 5: Solve for x
    x = 223,841,707,922,077.19/16,688,690.59
  6. Step 6: Final answer
    x = 13,412,778.36

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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.