Home / 30,720,973.60-46,063,745.70-11,553,668.20

Finding the Fourth Proportional to 30,720,973.60, 46,063,745.70 and 11,553,668.20

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Solution

The fourth proportional to 30,720,973.60, 46,063,745.70 and 11,553,668.20 is: 17,323,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,720,973.60 : 46,063,745.70 = 11,553,668.20 : x
  2. Step 2: Convert to fraction form
    30,720,973.60/46,063,745.70 = 11,553,668.20/x
  3. Step 3: Cross multiply
    30,720,973.60x = 46,063,745.70 × 11,553,668.20
  4. Step 4: Simplify right side
    30,720,973.60x = 532,205,233,866,976.75
  5. Step 5: Solve for x
    x = 532,205,233,866,976.75/30,720,973.60
  6. Step 6: Final answer
    x = 17,323,840.08

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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.