Home / 12,227,807.40-18,343,460.70-3,708,810.60

Finding the Fourth Proportional to 12,227,807.40, 18,343,460.70 and 3,708,810.60

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Solution

The fourth proportional to 12,227,807.40, 18,343,460.70 and 3,708,810.60 is: 5,563,746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,807.40 : 18,343,460.70 = 3,708,810.60 : x
  2. Step 2: Convert to fraction form
    12,227,807.40/18,343,460.70 = 3,708,810.60/x
  3. Step 3: Cross multiply
    12,227,807.40x = 18,343,460.70 × 3,708,810.60
  4. Step 4: Simplify right side
    12,227,807.40x = 68,032,421,484,843.42
  5. Step 5: Solve for x
    x = 68,032,421,484,843.42/12,227,807.40
  6. Step 6: Final answer
    x = 5,563,746.57

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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.