Home / 14,413,673.13-19,890,868.12-7,887,303.38

Finding the Fourth Proportional to 14,413,673.13, 19,890,868.12 and 7,887,303.38

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Solution

The fourth proportional to 14,413,673.13, 19,890,868.12 and 7,887,303.38 is: 10,884,478.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413,673.13 : 19,890,868.12 = 7,887,303.38 : x
  2. Step 2: Convert to fraction form
    14,413,673.13/19,890,868.12 = 7,887,303.38/x
  3. Step 3: Cross multiply
    14,413,673.13x = 19,890,868.12 × 7,887,303.38
  4. Step 4: Simplify right side
    14,413,673.13x = 156,885,311,354,010.25
  5. Step 5: Solve for x
    x = 156,885,311,354,010.25/14,413,673.13
  6. Step 6: Final answer
    x = 10,884,478.23

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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.