Home / 14,411,592.65-19,887,984.74-7,885,249.31

Finding the Fourth Proportional to 14,411,592.65, 19,887,984.74 and 7,885,249.31

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Solution

The fourth proportional to 14,411,592.65, 19,887,984.74 and 7,885,249.31 is: 10,881,636.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411,592.65 : 19,887,984.74 = 7,885,249.31 : x
  2. Step 2: Convert to fraction form
    14,411,592.65/19,887,984.74 = 7,885,249.31/x
  3. Step 3: Cross multiply
    14,411,592.65x = 19,887,984.74 × 7,885,249.31
  4. Step 4: Simplify right side
    14,411,592.65x = 156,821,717,908,949.28
  5. Step 5: Solve for x
    x = 156,821,717,908,949.28/14,411,592.65
  6. Step 6: Final answer
    x = 10,881,636.87

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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.