Home / 30,881,817.60-46,291,233.60-18,095,740.80

Finding the Fourth Proportional to 30,881,817.60, 46,291,233.60 and 18,095,740.80

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Solution

The fourth proportional to 30,881,817.60, 46,291,233.60 and 18,095,740.80 is: 27,125,157.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,881,817.60 : 46,291,233.60 = 18,095,740.80 : x
  2. Step 2: Convert to fraction form
    30,881,817.60/46,291,233.60 = 18,095,740.80/x
  3. Step 3: Cross multiply
    30,881,817.60x = 46,291,233.60 × 18,095,740.80
  4. Step 4: Simplify right side
    30,881,817.60x = 837,674,164,537,851
  5. Step 5: Solve for x
    x = 837,674,164,537,851/30,881,817.60
  6. Step 6: Final answer
    x = 27,125,157.44

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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.