Home / 13,010,959.80-19,502,442.90-4,920,809.40

Finding the Fourth Proportional to 13,010,959.80, 19,502,442.90 and 4,920,809.40

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Solution

The fourth proportional to 13,010,959.80, 19,502,442.90 and 4,920,809.40 is: 7,375,920.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010,959.80 : 19,502,442.90 = 4,920,809.40 : x
  2. Step 2: Convert to fraction form
    13,010,959.80/19,502,442.90 = 4,920,809.40/x
  3. Step 3: Cross multiply
    13,010,959.80x = 19,502,442.90 × 4,920,809.40
  4. Step 4: Simplify right side
    13,010,959.80x = 95,967,804,345,283.27
  5. Step 5: Solve for x
    x = 95,967,804,345,283.27/13,010,959.80
  6. Step 6: Final answer
    x = 7,375,920.44

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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.