Home / 28,082,795.40-42,092,700.30-14,430,666.60

Finding the Fourth Proportional to 28,082,795.40, 42,092,700.30 and 14,430,666.60

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Solution

The fourth proportional to 28,082,795.40, 42,092,700.30 and 14,430,666.60 is: 21,629,816.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082,795.40 : 42,092,700.30 = 14,430,666.60 : x
  2. Step 2: Convert to fraction form
    28,082,795.40/42,092,700.30 = 14,430,666.60/x
  3. Step 3: Cross multiply
    28,082,795.40x = 42,092,700.30 × 14,430,666.60
  4. Step 4: Simplify right side
    28,082,795.40x = 607,425,724,323,019.88
  5. Step 5: Solve for x
    x = 607,425,724,323,019.88/28,082,795.40
  6. Step 6: Final answer
    x = 21,629,816.96

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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.