Home / 14,003,071.88-19,323,971.70-7,891,377.80

Finding the Fourth Proportional to 14,003,071.88, 19,323,971.70 and 7,891,377.80

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Solution

The fourth proportional to 14,003,071.88, 19,323,971.70 and 7,891,377.80 is: 10,889,950.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003,071.88 : 19,323,971.70 = 7,891,377.80 : x
  2. Step 2: Convert to fraction form
    14,003,071.88/19,323,971.70 = 7,891,377.80/x
  3. Step 3: Cross multiply
    14,003,071.88x = 19,323,971.70 × 7,891,377.80
  4. Step 4: Simplify right side
    14,003,071.88x = 152,492,761,281,208.25
  5. Step 5: Solve for x
    x = 152,492,761,281,208.25/14,003,071.88
  6. Step 6: Final answer
    x = 10,889,950.62

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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.