Home / 14,298,262.38-19,731,742.29-7,771,887.81

Finding the Fourth Proportional to 14,298,262.38, 19,731,742.29 and 7,771,887.81

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Solution

The fourth proportional to 14,298,262.38, 19,731,742.29 and 7,771,887.81 is: 10,725,281.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298,262.38 : 19,731,742.29 = 7,771,887.81 : x
  2. Step 2: Convert to fraction form
    14,298,262.38/19,731,742.29 = 7,771,887.81/x
  3. Step 3: Cross multiply
    14,298,262.38x = 19,731,742.29 × 7,771,887.81
  4. Step 4: Simplify right side
    14,298,262.38x = 153,352,887,373,712.47
  5. Step 5: Solve for x
    x = 153,352,887,373,712.47/14,298,262.38
  6. Step 6: Final answer
    x = 10,725,281.39

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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.