Home / 30,830,595.40-46,245,893.10-18,065,513.80

Finding the Fourth Proportional to 30,830,595.40, 46,245,893.10 and 18,065,513.80

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Solution

The fourth proportional to 30,830,595.40, 46,245,893.10 and 18,065,513.80 is: 27,098,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,830,595.40 : 46,245,893.10 = 18,065,513.80 : x
  2. Step 2: Convert to fraction form
    30,830,595.40/46,245,893.10 = 18,065,513.80/x
  3. Step 3: Cross multiply
    30,830,595.40x = 46,245,893.10 × 18,065,513.80
  4. Step 4: Simplify right side
    30,830,595.40x = 835,455,819,991,374.88
  5. Step 5: Solve for x
    x = 835,455,819,991,374.88/30,830,595.40
  6. Step 6: Final answer
    x = 27,098,270.70

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Double scale
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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.