Home / 13,994,803.40-21,001,663.61-4,896,979.80

Finding the Fourth Proportional to 13,994,803.40, 21,001,663.61 and 4,896,979.80

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Solution

The fourth proportional to 13,994,803.40, 21,001,663.61 and 4,896,979.80 is: 7,348,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994,803.40 : 21,001,663.61 = 4,896,979.80 : x
  2. Step 2: Convert to fraction form
    13,994,803.40/21,001,663.61 = 4,896,979.80/x
  3. Step 3: Cross multiply
    13,994,803.40x = 21,001,663.61 × 4,896,979.80
  4. Step 4: Simplify right side
    13,994,803.40x = 102,844,722,440,080.17
  5. Step 5: Solve for x
    x = 102,844,722,440,080.17/13,994,803.40
  6. Step 6: Final answer
    x = 7,348,779.37

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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.