Home / 9,842,003.10-14,763,004.65-8,779,121.10

Finding the Fourth Proportional to 9,842,003.10, 14,763,004.65 and 8,779,121.10

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Solution

The fourth proportional to 9,842,003.10, 14,763,004.65 and 8,779,121.10 is: 13,168,681.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,842,003.10 : 14,763,004.65 = 8,779,121.10 : x
  2. Step 2: Convert to fraction form
    9,842,003.10/14,763,004.65 = 8,779,121.10/x
  3. Step 3: Cross multiply
    9,842,003.10x = 14,763,004.65 × 8,779,121.10
  4. Step 4: Simplify right side
    9,842,003.10x = 129,606,205,622,213.11
  5. Step 5: Solve for x
    x = 129,606,205,622,213.11/9,842,003.10
  6. Step 6: Final answer
    x = 13,168,681.65

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Double scale
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Similar ratio
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1.5x scale

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.