Home / 19,247,878.53-28,871,566.63-4,674,917.48

Finding the Fourth Proportional to 19,247,878.53, 28,871,566.63 and 4,674,917.48

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Solution

The fourth proportional to 19,247,878.53, 28,871,566.63 and 4,674,917.48 is: 7,012,315.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247,878.53 : 28,871,566.63 = 4,674,917.48 : x
  2. Step 2: Convert to fraction form
    19,247,878.53/28,871,566.63 = 4,674,917.48/x
  3. Step 3: Cross multiply
    19,247,878.53x = 28,871,566.63 × 4,674,917.48
  4. Step 4: Simplify right side
    19,247,878.53x = 134,972,191,539,652.61
  5. Step 5: Solve for x
    x = 134,972,191,539,652.61/19,247,878.53
  6. Step 6: Final answer
    x = 7,012,315.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.