Home / 30,609,128.60-45,963,459.30-22,148,840.60

Finding the Fourth Proportional to 30,609,128.60, 45,963,459.30 and 22,148,840.60

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Solution

The fourth proportional to 30,609,128.60, 45,963,459.30 and 22,148,840.60 is: 33,259,271.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,609,128.60 : 45,963,459.30 = 22,148,840.60 : x
  2. Step 2: Convert to fraction form
    30,609,128.60/45,963,459.30 = 22,148,840.60/x
  3. Step 3: Cross multiply
    30,609,128.60x = 45,963,459.30 × 22,148,840.60
  4. Step 4: Simplify right side
    30,609,128.60x = 1,018,037,333,460,287.62
  5. Step 5: Solve for x
    x = 1,018,037,333,460,287.62/30,609,128.60
  6. Step 6: Final answer
    x = 33,259,271.99

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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.