Home / 39,509,403.26-59,284,539.40-28,668,967.90

Finding the Fourth Proportional to 39,509,403.26, 59,284,539.40 and 28,668,967.90

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Solution

The fourth proportional to 39,509,403.26, 59,284,539.40 and 28,668,967.90 is: 43,018,279.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,509,403.26 : 59,284,539.40 = 28,668,967.90 : x
  2. Step 2: Convert to fraction form
    39,509,403.26/59,284,539.40 = 28,668,967.90/x
  3. Step 3: Cross multiply
    39,509,403.26x = 59,284,539.40 × 28,668,967.90
  4. Step 4: Simplify right side
    39,509,403.26x = 1,699,626,557,024,885.25
  5. Step 5: Solve for x
    x = 1,699,626,557,024,885.25/39,509,403.26
  6. Step 6: Final answer
    x = 43,018,279.62

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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.