Home / 14,349,139.08-19,790,614.62-9,192,980.40

Finding the Fourth Proportional to 14,349,139.08, 19,790,614.62 and 9,192,980.40

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Solution

The fourth proportional to 14,349,139.08, 19,790,614.62 and 9,192,980.40 is: 12,679,139.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349,139.08 : 19,790,614.62 = 9,192,980.40 : x
  2. Step 2: Convert to fraction form
    14,349,139.08/19,790,614.62 = 9,192,980.40/x
  3. Step 3: Cross multiply
    14,349,139.08x = 19,790,614.62 × 9,192,980.40
  4. Step 4: Simplify right side
    14,349,139.08x = 181,934,732,305,613.47
  5. Step 5: Solve for x
    x = 181,934,732,305,613.47/14,349,139.08
  6. Step 6: Final answer
    x = 12,679,139.24

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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.