Home / 10,986,005.60-16,445,830.80-9,658,901.60

Finding the Fourth Proportional to 10,986,005.60, 16,445,830.80 and 9,658,901.60

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Solution

The fourth proportional to 10,986,005.60, 16,445,830.80 and 9,658,901.60 is: 14,459,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,986,005.60 : 16,445,830.80 = 9,658,901.60 : x
  2. Step 2: Convert to fraction form
    10,986,005.60/16,445,830.80 = 9,658,901.60/x
  3. Step 3: Cross multiply
    10,986,005.60x = 16,445,830.80 × 9,658,901.60
  4. Step 4: Simplify right side
    10,986,005.60x = 158,848,661,427,449.28
  5. Step 5: Solve for x
    x = 158,848,661,427,449.28/10,986,005.60
  6. Step 6: Final answer
    x = 14,459,182.64

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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.