Home / 19,980,432.83-27,572,997.05-10,813,075.58

Finding the Fourth Proportional to 19,980,432.83, 27,572,997.05 and 10,813,075.58

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Solution

The fourth proportional to 19,980,432.83, 27,572,997.05 and 10,813,075.58 is: 14,922,044.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,980,432.83 : 27,572,997.05 = 10,813,075.58 : x
  2. Step 2: Convert to fraction form
    19,980,432.83/27,572,997.05 = 10,813,075.58/x
  3. Step 3: Cross multiply
    19,980,432.83x = 27,572,997.05 × 10,813,075.58
  4. Step 4: Simplify right side
    19,980,432.83x = 298,148,900,876,836.69
  5. Step 5: Solve for x
    x = 298,148,900,876,836.69/19,980,432.83
  6. Step 6: Final answer
    x = 14,922,044.16

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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.