Home / 6,139,890.42-9,209,857.50-1,880,040.93

Finding the Fourth Proportional to 6,139,890.42, 9,209,857.50 and 1,880,040.93

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Solution

The fourth proportional to 6,139,890.42, 9,209,857.50 and 1,880,040.93 is: 2,820,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,890.42 : 9,209,857.50 = 1,880,040.93 : x
  2. Step 2: Convert to fraction form
    6,139,890.42/9,209,857.50 = 1,880,040.93/x
  3. Step 3: Cross multiply
    6,139,890.42x = 9,209,857.50 × 1,880,040.93
  4. Step 4: Simplify right side
    6,139,890.42x = 17,314,909,059,467.47
  5. Step 5: Solve for x
    x = 17,314,909,059,467.47/6,139,890.42
  6. Step 6: Final answer
    x = 2,820,068.09

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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.