Home / 13,357,883.86-18,433,915.25-7,246,312.36

Finding the Fourth Proportional to 13,357,883.86, 18,433,915.25 and 7,246,312.36

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Solution

The fourth proportional to 13,357,883.86, 18,433,915.25 and 7,246,312.36 is: 9,999,930.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357,883.86 : 18,433,915.25 = 7,246,312.36 : x
  2. Step 2: Convert to fraction form
    13,357,883.86/18,433,915.25 = 7,246,312.36/x
  3. Step 3: Cross multiply
    13,357,883.86x = 18,433,915.25 × 7,246,312.36
  4. Step 4: Simplify right side
    13,357,883.86x = 133,577,907,919,267.50
  5. Step 5: Solve for x
    x = 133,577,907,919,267.50/13,357,883.86
  6. Step 6: Final answer
    x = 9,999,930.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.