Home / 25,703,356.80-38,618,020.80-19,326,064.80

Finding the Fourth Proportional to 25,703,356.80, 38,618,020.80 and 19,326,064.80

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Solution

The fourth proportional to 25,703,356.80, 38,618,020.80 and 19,326,064.80 is: 29,036,455.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,703,356.80 : 38,618,020.80 = 19,326,064.80 : x
  2. Step 2: Convert to fraction form
    25,703,356.80/38,618,020.80 = 19,326,064.80/x
  3. Step 3: Cross multiply
    25,703,356.80x = 38,618,020.80 × 19,326,064.80
  4. Step 4: Simplify right side
    25,703,356.80x = 746,334,372,428,547.75
  5. Step 5: Solve for x
    x = 746,334,372,428,547.75/25,703,356.80
  6. Step 6: Final answer
    x = 29,036,455.36

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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.