Home / 15,314,594.23-21,134,281.80-8,439,322.33

Finding the Fourth Proportional to 15,314,594.23, 21,134,281.80 and 8,439,322.33

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Solution

The fourth proportional to 15,314,594.23, 21,134,281.80 and 8,439,322.33 is: 11,646,342.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,314,594.23 : 21,134,281.80 = 8,439,322.33 : x
  2. Step 2: Convert to fraction form
    15,314,594.23/21,134,281.80 = 8,439,322.33/x
  3. Step 3: Cross multiply
    15,314,594.23x = 21,134,281.80 × 8,439,322.33
  4. Step 4: Simplify right side
    15,314,594.23x = 178,359,016,323,252.59
  5. Step 5: Solve for x
    x = 178,359,016,323,252.59/15,314,594.23
  6. Step 6: Final answer
    x = 11,646,342.94

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