Home / 11,937,225.60-17,905,838.40-3,958,012.80

Finding the Fourth Proportional to 11,937,225.60, 17,905,838.40 and 3,958,012.80

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Solution

The fourth proportional to 11,937,225.60, 17,905,838.40 and 3,958,012.80 is: 5,937,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,937,225.60 : 17,905,838.40 = 3,958,012.80 : x
  2. Step 2: Convert to fraction form
    11,937,225.60/17,905,838.40 = 3,958,012.80/x
  3. Step 3: Cross multiply
    11,937,225.60x = 17,905,838.40 × 3,958,012.80
  4. Step 4: Simplify right side
    11,937,225.60x = 70,871,537,581,931.52
  5. Step 5: Solve for x
    x = 70,871,537,581,931.52/11,937,225.60
  6. Step 6: Final answer
    x = 5,937,019.20

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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.