Home / 14,329,416.48-19,774,072.65-7,802,902.71

Finding the Fourth Proportional to 14,329,416.48, 19,774,072.65 and 7,802,902.71

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Solution

The fourth proportional to 14,329,416.48, 19,774,072.65 and 7,802,902.71 is: 10,767,721.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329,416.48 : 19,774,072.65 = 7,802,902.71 : x
  2. Step 2: Convert to fraction form
    14,329,416.48/19,774,072.65 = 7,802,902.71/x
  3. Step 3: Cross multiply
    14,329,416.48x = 19,774,072.65 × 7,802,902.71
  4. Step 4: Simplify right side
    14,329,416.48x = 154,295,165,068,421.88
  5. Step 5: Solve for x
    x = 154,295,165,068,421.88/14,329,416.48
  6. Step 6: Final answer
    x = 10,767,721.44

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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.