Home / 8,643,856.58-11,930,762.76-4,973,149.16

Finding the Fourth Proportional to 8,643,856.58, 11,930,762.76 and 4,973,149.16

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Solution

The fourth proportional to 8,643,856.58, 11,930,762.76 and 4,973,149.16 is: 6,864,234.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,643,856.58 : 11,930,762.76 = 4,973,149.16 : x
  2. Step 2: Convert to fraction form
    8,643,856.58/11,930,762.76 = 4,973,149.16/x
  3. Step 3: Cross multiply
    8,643,856.58x = 11,930,762.76 × 4,973,149.16
  4. Step 4: Simplify right side
    8,643,856.58x = 59,333,462,798,053.28
  5. Step 5: Solve for x
    x = 59,333,462,798,053.28/8,643,856.58
  6. Step 6: Final answer
    x = 6,864,234.99

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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.