Home / 49,804,521.80-74,706,782.70-30,572,918.60

Finding the Fourth Proportional to 49,804,521.80, 74,706,782.70 and 30,572,918.60

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Solution

The fourth proportional to 49,804,521.80, 74,706,782.70 and 30,572,918.60 is: 45,859,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,804,521.80 : 74,706,782.70 = 30,572,918.60 : x
  2. Step 2: Convert to fraction form
    49,804,521.80/74,706,782.70 = 30,572,918.60/x
  3. Step 3: Cross multiply
    49,804,521.80x = 74,706,782.70 × 30,572,918.60
  4. Step 4: Simplify right side
    49,804,521.80x = 2,284,004,386,354,988.50
  5. Step 5: Solve for x
    x = 2,284,004,386,354,988.50/49,804,521.80
  6. Step 6: Final answer
    x = 45,859,377.90

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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.