Home / 7,889,615.40-11,834,423.10-4,102,606.20

Finding the Fourth Proportional to 7,889,615.40, 11,834,423.10 and 4,102,606.20

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Solution

The fourth proportional to 7,889,615.40, 11,834,423.10 and 4,102,606.20 is: 6,153,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,615.40 : 11,834,423.10 = 4,102,606.20 : x
  2. Step 2: Convert to fraction form
    7,889,615.40/11,834,423.10 = 4,102,606.20/x
  3. Step 3: Cross multiply
    7,889,615.40x = 11,834,423.10 × 4,102,606.20
  4. Step 4: Simplify right side
    7,889,615.40x = 48,551,977,583,483.22
  5. Step 5: Solve for x
    x = 48,551,977,583,483.22/7,889,615.40
  6. Step 6: Final answer
    x = 6,153,909.30

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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.