Home / 9,314,254.20-13,971,381.30-3,928,985.40

Finding the Fourth Proportional to 9,314,254.20, 13,971,381.30 and 3,928,985.40

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Solution

The fourth proportional to 9,314,254.20, 13,971,381.30 and 3,928,985.40 is: 5,893,478.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314,254.20 : 13,971,381.30 = 3,928,985.40 : x
  2. Step 2: Convert to fraction form
    9,314,254.20/13,971,381.30 = 3,928,985.40/x
  3. Step 3: Cross multiply
    9,314,254.20x = 13,971,381.30 × 3,928,985.40
  4. Step 4: Simplify right side
    9,314,254.20x = 54,893,353,145,533.02
  5. Step 5: Solve for x
    x = 54,893,353,145,533.02/9,314,254.20
  6. Step 6: Final answer
    x = 5,893,478.10

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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.