Home / 13,464,041.28-18,581,971.86-7,583,868.96

Finding the Fourth Proportional to 13,464,041.28, 18,581,971.86 and 7,583,868.96

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Solution

The fourth proportional to 13,464,041.28, 18,581,971.86 and 7,583,868.96 is: 10,466,637.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464,041.28 : 18,581,971.86 = 7,583,868.96 : x
  2. Step 2: Convert to fraction form
    13,464,041.28/18,581,971.86 = 7,583,868.96/x
  3. Step 3: Cross multiply
    13,464,041.28x = 18,581,971.86 × 7,583,868.96
  4. Step 4: Simplify right side
    13,464,041.28x = 140,923,239,604,647.47
  5. Step 5: Solve for x
    x = 140,923,239,604,647.47/13,464,041.28
  6. Step 6: Final answer
    x = 10,466,637.52

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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.