Home / 8,402,466.69-11,596,509-4,732,100.78

Finding the Fourth Proportional to 8,402,466.69, 11,596,509 and 4,732,100.78

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Solution

The fourth proportional to 8,402,466.69, 11,596,509 and 4,732,100.78 is: 6,530,921.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402,466.69 : 11,596,509 = 4,732,100.78 : x
  2. Step 2: Convert to fraction form
    8,402,466.69/11,596,509 = 4,732,100.78/x
  3. Step 3: Cross multiply
    8,402,466.69x = 11,596,509 × 4,732,100.78
  4. Step 4: Simplify right side
    8,402,466.69x = 54,875,849,226,194.48
  5. Step 5: Solve for x
    x = 54,875,849,226,194.48/8,402,466.69
  6. Step 6: Final answer
    x = 6,530,921.37

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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.