Home / 11,740,920.76-16,203,236.93-6,779,571.40

Finding the Fourth Proportional to 11,740,920.76, 16,203,236.93 and 6,779,571.40

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Solution

The fourth proportional to 11,740,920.76, 16,203,236.93 and 6,779,571.40 is: 9,356,251.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740,920.76 : 16,203,236.93 = 6,779,571.40 : x
  2. Step 2: Convert to fraction form
    11,740,920.76/16,203,236.93 = 6,779,571.40/x
  3. Step 3: Cross multiply
    11,740,920.76x = 16,203,236.93 × 6,779,571.40
  4. Step 4: Simplify right side
    11,740,920.76x = 109,851,001,678,051.81
  5. Step 5: Solve for x
    x = 109,851,001,678,051.81/11,740,920.76
  6. Step 6: Final answer
    x = 9,356,251.01

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1.5x scale

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.