Home / 28,474,779.50-42,703,353.89-10,276,671.17

Finding the Fourth Proportional to 28,474,779.50, 42,703,353.89 and 10,276,671.17

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Solution

The fourth proportional to 28,474,779.50, 42,703,353.89 and 10,276,671.17 is: 15,411,825.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,474,779.50 : 42,703,353.89 = 10,276,671.17 : x
  2. Step 2: Convert to fraction form
    28,474,779.50/42,703,353.89 = 10,276,671.17/x
  3. Step 3: Cross multiply
    28,474,779.50x = 42,703,353.89 × 10,276,671.17
  4. Step 4: Simplify right side
    28,474,779.50x = 438,848,325,518,770.19
  5. Step 5: Solve for x
    x = 438,848,325,518,770.19/28,474,779.50
  6. Step 6: Final answer
    x = 15,411,825.25

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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.