Home / 5,146,577.65-7,102,140.10-2,971,047.25

Finding the Fourth Proportional to 5,146,577.65, 7,102,140.10 and 2,971,047.25

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Solution

The fourth proportional to 5,146,577.65, 7,102,140.10 and 2,971,047.25 is: 4,099,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146,577.65 : 7,102,140.10 = 2,971,047.25 : x
  2. Step 2: Convert to fraction form
    5,146,577.65/7,102,140.10 = 2,971,047.25/x
  3. Step 3: Cross multiply
    5,146,577.65x = 7,102,140.10 × 2,971,047.25
  4. Step 4: Simplify right side
    5,146,577.65x = 21,100,793,813,219.72
  5. Step 5: Solve for x
    x = 21,100,793,813,219.72/5,146,577.65
  6. Step 6: Final answer
    x = 4,099,966.08

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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.