Home / 45,009,576.40-67,506,502.20-12,653,797

Finding the Fourth Proportional to 45,009,576.40, 67,506,502.20 and 12,653,797

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Solution

The fourth proportional to 45,009,576.40, 67,506,502.20 and 12,653,797 is: 18,978,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,009,576.40 : 67,506,502.20 = 12,653,797 : x
  2. Step 2: Convert to fraction form
    45,009,576.40/67,506,502.20 = 12,653,797/x
  3. Step 3: Cross multiply
    45,009,576.40x = 67,506,502.20 × 12,653,797
  4. Step 4: Simplify right side
    45,009,576.40x = 854,213,575,018,853.50
  5. Step 5: Solve for x
    x = 854,213,575,018,853.50/45,009,576.40
  6. Step 6: Final answer
    x = 18,978,485.10

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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.