Home / 12,962,485.60-19,443,728.40-4,442,905.60

Finding the Fourth Proportional to 12,962,485.60, 19,443,728.40 and 4,442,905.60

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Solution

The fourth proportional to 12,962,485.60, 19,443,728.40 and 4,442,905.60 is: 6,664,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962,485.60 : 19,443,728.40 = 4,442,905.60 : x
  2. Step 2: Convert to fraction form
    12,962,485.60/19,443,728.40 = 4,442,905.60/x
  3. Step 3: Cross multiply
    12,962,485.60x = 19,443,728.40 × 4,442,905.60
  4. Step 4: Simplify right side
    12,962,485.60x = 86,386,649,793,239.03
  5. Step 5: Solve for x
    x = 86,386,649,793,239.03/12,962,485.60
  6. Step 6: Final answer
    x = 6,664,358.40

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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.