Home / 14,286,045.83-19,714,902.59-8,406,979.43

Finding the Fourth Proportional to 14,286,045.83, 19,714,902.59 and 8,406,979.43

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Solution

The fourth proportional to 14,286,045.83, 19,714,902.59 and 8,406,979.43 is: 11,601,725.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286,045.83 : 19,714,902.59 = 8,406,979.43 : x
  2. Step 2: Convert to fraction form
    14,286,045.83/19,714,902.59 = 8,406,979.43/x
  3. Step 3: Cross multiply
    14,286,045.83x = 19,714,902.59 × 8,406,979.43
  4. Step 4: Simplify right side
    14,286,045.83x = 165,742,780,461,026.69
  5. Step 5: Solve for x
    x = 165,742,780,461,026.69/14,286,045.83
  6. Step 6: Final answer
    x = 11,601,725.38

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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.