Home / 14,490,968.70-21,739,077.45-7,284,366.30

Finding the Fourth Proportional to 14,490,968.70, 21,739,077.45 and 7,284,366.30

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Solution

The fourth proportional to 14,490,968.70, 21,739,077.45 and 7,284,366.30 is: 10,927,868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490,968.70 : 21,739,077.45 = 7,284,366.30 : x
  2. Step 2: Convert to fraction form
    14,490,968.70/21,739,077.45 = 7,284,366.30/x
  3. Step 3: Cross multiply
    14,490,968.70x = 21,739,077.45 × 7,284,366.30
  4. Step 4: Simplify right side
    14,490,968.70x = 158,355,403,169,869.94
  5. Step 5: Solve for x
    x = 158,355,403,169,869.94/14,490,968.70
  6. Step 6: Final answer
    x = 10,927,868.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.