Home / 13,208,003.10-19,812,004.65-8,584,466.40

Finding the Fourth Proportional to 13,208,003.10, 19,812,004.65 and 8,584,466.40

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Solution

The fourth proportional to 13,208,003.10, 19,812,004.65 and 8,584,466.40 is: 12,876,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,003.10 : 19,812,004.65 = 8,584,466.40 : x
  2. Step 2: Convert to fraction form
    13,208,003.10/19,812,004.65 = 8,584,466.40/x
  3. Step 3: Cross multiply
    13,208,003.10x = 19,812,004.65 × 8,584,466.40
  4. Step 4: Simplify right side
    13,208,003.10x = 170,075,488,234,568.75
  5. Step 5: Solve for x
    x = 170,075,488,234,568.75/13,208,003.10
  6. Step 6: Final answer
    x = 12,876,699.60

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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.