Home / 6,475,359.10-9,713,038.65-1,987,051.90

Finding the Fourth Proportional to 6,475,359.10, 9,713,038.65 and 1,987,051.90

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Solution

The fourth proportional to 6,475,359.10, 9,713,038.65 and 1,987,051.90 is: 2,980,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,359.10 : 9,713,038.65 = 1,987,051.90 : x
  2. Step 2: Convert to fraction form
    6,475,359.10/9,713,038.65 = 1,987,051.90/x
  3. Step 3: Cross multiply
    6,475,359.10x = 9,713,038.65 × 1,987,051.90
  4. Step 4: Simplify right side
    6,475,359.10x = 19,300,311,904,255.93
  5. Step 5: Solve for x
    x = 19,300,311,904,255.93/6,475,359.10
  6. Step 6: Final answer
    x = 2,980,577.85

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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.