Home / 8,776,615.77-12,111,773.58-4,909,136.92

Finding the Fourth Proportional to 8,776,615.77, 12,111,773.58 and 4,909,136.92

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Solution

The fourth proportional to 8,776,615.77, 12,111,773.58 and 4,909,136.92 is: 6,774,633.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776,615.77 : 12,111,773.58 = 4,909,136.92 : x
  2. Step 2: Convert to fraction form
    8,776,615.77/12,111,773.58 = 4,909,136.92/x
  3. Step 3: Cross multiply
    8,776,615.77x = 12,111,773.58 × 4,909,136.92
  4. Step 4: Simplify right side
    8,776,615.77x = 59,458,354,817,979.15
  5. Step 5: Solve for x
    x = 59,458,354,817,979.15/8,776,615.77
  6. Step 6: Final answer
    x = 6,774,633.46

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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.