Home / 14,119,344.28-19,478,223.66-8,315,347.60

Finding the Fourth Proportional to 14,119,344.28, 19,478,223.66 and 8,315,347.60

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Solution

The fourth proportional to 14,119,344.28, 19,478,223.66 and 8,315,347.60 is: 11,471,368.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,119,344.28 : 19,478,223.66 = 8,315,347.60 : x
  2. Step 2: Convert to fraction form
    14,119,344.28/19,478,223.66 = 8,315,347.60/x
  3. Step 3: Cross multiply
    14,119,344.28x = 19,478,223.66 × 8,315,347.60
  4. Step 4: Simplify right side
    14,119,344.28x = 161,968,200,363,444.22
  5. Step 5: Solve for x
    x = 161,968,200,363,444.22/14,119,344.28
  6. Step 6: Final answer
    x = 11,471,368.44

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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.