Home / 14,411,382.30-19,887,956.64-7,885,582.11

Finding the Fourth Proportional to 14,411,382.30, 19,887,956.64 and 7,885,582.11

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Solution

The fourth proportional to 14,411,382.30, 19,887,956.64 and 7,885,582.11 is: 10,882,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411,382.30 : 19,887,956.64 = 7,885,582.11 : x
  2. Step 2: Convert to fraction form
    14,411,382.30/19,887,956.64 = 7,885,582.11/x
  3. Step 3: Cross multiply
    14,411,382.30x = 19,887,956.64 × 7,885,582.11
  4. Step 4: Simplify right side
    14,411,382.30x = 156,828,115,084,839.72
  5. Step 5: Solve for x
    x = 156,828,115,084,839.72/14,411,382.30
  6. Step 6: Final answer
    x = 10,882,239.60

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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.