Home / 18,636,143.61-27,939,985.33-5,849,250.33

Finding the Fourth Proportional to 18,636,143.61, 27,939,985.33 and 5,849,250.33

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Solution

The fourth proportional to 18,636,143.61, 27,939,985.33 and 5,849,250.33 is: 8,769,409.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,636,143.61 : 27,939,985.33 = 5,849,250.33 : x
  2. Step 2: Convert to fraction form
    18,636,143.61/27,939,985.33 = 5,849,250.33/x
  3. Step 3: Cross multiply
    18,636,143.61x = 27,939,985.33 × 5,849,250.33
  4. Step 4: Simplify right side
    18,636,143.61x = 163,427,968,411,697.66
  5. Step 5: Solve for x
    x = 163,427,968,411,697.66/18,636,143.61
  6. Step 6: Final answer
    x = 8,769,409.16

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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.