Home / 11,078,784.50-15,291,273.55-6,496,582.10

Finding the Fourth Proportional to 11,078,784.50, 15,291,273.55 and 6,496,582.10

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Solution

The fourth proportional to 11,078,784.50, 15,291,273.55 and 6,496,582.10 is: 8,966,779.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078,784.50 : 15,291,273.55 = 6,496,582.10 : x
  2. Step 2: Convert to fraction form
    11,078,784.50/15,291,273.55 = 6,496,582.10/x
  3. Step 3: Cross multiply
    11,078,784.50x = 15,291,273.55 × 6,496,582.10
  4. Step 4: Simplify right side
    11,078,784.50x = 99,341,014,031,133.45
  5. Step 5: Solve for x
    x = 99,341,014,031,133.45/11,078,784.50
  6. Step 6: Final answer
    x = 8,966,779.17

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.