Home / 11,870,151.10-16,375,607.64-6,973,164.06

Finding the Fourth Proportional to 11,870,151.10, 16,375,607.64 and 6,973,164.06

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Solution

The fourth proportional to 11,870,151.10, 16,375,607.64 and 6,973,164.06 is: 9,619,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870,151.10 : 16,375,607.64 = 6,973,164.06 : x
  2. Step 2: Convert to fraction form
    11,870,151.10/16,375,607.64 = 6,973,164.06/x
  3. Step 3: Cross multiply
    11,870,151.10x = 16,375,607.64 × 6,973,164.06
  4. Step 4: Simplify right side
    11,870,151.10x = 114,189,798,655,909.42
  5. Step 5: Solve for x
    x = 114,189,798,655,909.42/11,870,151.10
  6. Step 6: Final answer
    x = 9,619,911.13

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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.