Home / 19,003,853.10-28,505,779.65-16,612,368.60

Finding the Fourth Proportional to 19,003,853.10, 28,505,779.65 and 16,612,368.60

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Solution

The fourth proportional to 19,003,853.10, 28,505,779.65 and 16,612,368.60 is: 24,918,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003,853.10 : 28,505,779.65 = 16,612,368.60 : x
  2. Step 2: Convert to fraction form
    19,003,853.10/28,505,779.65 = 16,612,368.60/x
  3. Step 3: Cross multiply
    19,003,853.10x = 28,505,779.65 × 16,612,368.60
  4. Step 4: Simplify right side
    19,003,853.10x = 473,548,518,776,178.94
  5. Step 5: Solve for x
    x = 473,548,518,776,178.94/19,003,853.10
  6. Step 6: Final answer
    x = 24,918,552.90

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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.