Home / 19,339,506.63-28,999,276.92-5,690,879.19

Finding the Fourth Proportional to 19,339,506.63, 28,999,276.92 and 5,690,879.19

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Solution

The fourth proportional to 19,339,506.63, 28,999,276.92 and 5,690,879.19 is: 8,533,381.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,339,506.63 : 28,999,276.92 = 5,690,879.19 : x
  2. Step 2: Convert to fraction form
    19,339,506.63/28,999,276.92 = 5,690,879.19/x
  3. Step 3: Cross multiply
    19,339,506.63x = 28,999,276.92 × 5,690,879.19
  4. Step 4: Simplify right side
    19,339,506.63x = 165,031,381,549,075.31
  5. Step 5: Solve for x
    x = 165,031,381,549,075.31/19,339,506.63
  6. Step 6: Final answer
    x = 8,533,381.16

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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.