Home / 11,132,555.60-16,698,833.40-6,653,579.60

Finding the Fourth Proportional to 11,132,555.60, 16,698,833.40 and 6,653,579.60

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Solution

The fourth proportional to 11,132,555.60, 16,698,833.40 and 6,653,579.60 is: 9,980,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132,555.60 : 16,698,833.40 = 6,653,579.60 : x
  2. Step 2: Convert to fraction form
    11,132,555.60/16,698,833.40 = 6,653,579.60/x
  3. Step 3: Cross multiply
    11,132,555.60x = 16,698,833.40 × 6,653,579.60
  4. Step 4: Simplify right side
    11,132,555.60x = 111,107,017,254,038.64
  5. Step 5: Solve for x
    x = 111,107,017,254,038.64/11,132,555.60
  6. Step 6: Final answer
    x = 9,980,369.40

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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.