Home / 8,516,383.10-11,752,457.47-4,845,220.65

Finding the Fourth Proportional to 8,516,383.10, 11,752,457.47 and 4,845,220.65

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Solution

The fourth proportional to 8,516,383.10, 11,752,457.47 and 4,845,220.65 is: 6,686,318.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516,383.10 : 11,752,457.47 = 4,845,220.65 : x
  2. Step 2: Convert to fraction form
    8,516,383.10/11,752,457.47 = 4,845,220.65/x
  3. Step 3: Cross multiply
    8,516,383.10x = 11,752,457.47 × 4,845,220.65
  4. Step 4: Simplify right side
    8,516,383.10x = 56,943,249,621,890.77
  5. Step 5: Solve for x
    x = 56,943,249,621,890.77/8,516,383.10
  6. Step 6: Final answer
    x = 6,686,318.47

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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.