Home / 13,148,456.60-19,709,271.30-8,889,055.40

Finding the Fourth Proportional to 13,148,456.60, 19,709,271.30 and 8,889,055.40

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Solution

The fourth proportional to 13,148,456.60, 19,709,271.30 and 8,889,055.40 is: 13,324,514.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,148,456.60 : 19,709,271.30 = 8,889,055.40 : x
  2. Step 2: Convert to fraction form
    13,148,456.60/19,709,271.30 = 8,889,055.40/x
  3. Step 3: Cross multiply
    13,148,456.60x = 19,709,271.30 × 8,889,055.40
  4. Step 4: Simplify right side
    13,148,456.60x = 175,196,804,479,330.03
  5. Step 5: Solve for x
    x = 175,196,804,479,330.03/13,148,456.60
  6. Step 6: Final answer
    x = 13,324,514.79

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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.