Home / 19,190,886.80-28,744,339.80-16,671,462.80

Finding the Fourth Proportional to 19,190,886.80, 28,744,339.80 and 16,671,462.80

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Solution

The fourth proportional to 19,190,886.80, 28,744,339.80 and 16,671,462.80 is: 24,970,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,190,886.80 : 28,744,339.80 = 16,671,462.80 : x
  2. Step 2: Convert to fraction form
    19,190,886.80/28,744,339.80 = 16,671,462.80/x
  3. Step 3: Cross multiply
    19,190,886.80x = 28,744,339.80 × 16,671,462.80
  4. Step 4: Simplify right side
    19,190,886.80x = 479,210,191,686,259.50
  5. Step 5: Solve for x
    x = 479,210,191,686,259.50/19,190,886.80
  6. Step 6: Final answer
    x = 24,970,716.40

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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.