Home / 19,209,638.90-28,816,476.87-6,256,798.22

Finding the Fourth Proportional to 19,209,638.90, 28,816,476.87 and 6,256,798.22

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Solution

The fourth proportional to 19,209,638.90, 28,816,476.87 and 6,256,798.22 is: 9,385,854.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209,638.90 : 28,816,476.87 = 6,256,798.22 : x
  2. Step 2: Convert to fraction form
    19,209,638.90/28,816,476.87 = 6,256,798.22/x
  3. Step 3: Cross multiply
    19,209,638.90x = 28,816,476.87 × 6,256,798.22
  4. Step 4: Simplify right side
    19,209,638.90x = 180,298,881,042,804.78
  5. Step 5: Solve for x
    x = 180,298,881,042,804.78/19,209,638.90
  6. Step 6: Final answer
    x = 9,385,854.78

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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.