Home / 9,357,031.20-14,040,212.40-5,316,621.60

Finding the Fourth Proportional to 9,357,031.20, 14,040,212.40 and 5,316,621.60

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Solution

The fourth proportional to 9,357,031.20, 14,040,212.40 and 5,316,621.60 is: 7,977,583.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357,031.20 : 14,040,212.40 = 5,316,621.60 : x
  2. Step 2: Convert to fraction form
    9,357,031.20/14,040,212.40 = 5,316,621.60/x
  3. Step 3: Cross multiply
    9,357,031.20x = 14,040,212.40 × 5,316,621.60
  4. Step 4: Simplify right side
    9,357,031.20x = 74,646,496,514,427.84
  5. Step 5: Solve for x
    x = 74,646,496,514,427.84/9,357,031.20
  6. Step 6: Final answer
    x = 7,977,583.37

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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.