Home / 10,902,666.40-16,353,999.60-8,776,902.40

Finding the Fourth Proportional to 10,902,666.40, 16,353,999.60 and 8,776,902.40

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Solution

The fourth proportional to 10,902,666.40, 16,353,999.60 and 8,776,902.40 is: 13,165,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,666.40 : 16,353,999.60 = 8,776,902.40 : x
  2. Step 2: Convert to fraction form
    10,902,666.40/16,353,999.60 = 8,776,902.40/x
  3. Step 3: Cross multiply
    10,902,666.40x = 16,353,999.60 × 8,776,902.40
  4. Step 4: Simplify right side
    10,902,666.40x = 143,537,458,338,839.03
  5. Step 5: Solve for x
    x = 143,537,458,338,839.03/10,902,666.40
  6. Step 6: Final answer
    x = 13,165,353.60

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1.5x scale

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.