Home / 22,298,666.40-33,447,999.60-7,154,128.80

Finding the Fourth Proportional to 22,298,666.40, 33,447,999.60 and 7,154,128.80

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Solution

The fourth proportional to 22,298,666.40, 33,447,999.60 and 7,154,128.80 is: 10,731,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,298,666.40 : 33,447,999.60 = 7,154,128.80 : x
  2. Step 2: Convert to fraction form
    22,298,666.40/33,447,999.60 = 7,154,128.80/x
  3. Step 3: Cross multiply
    22,298,666.40x = 33,447,999.60 × 7,154,128.80
  4. Step 4: Simplify right side
    22,298,666.40x = 239,291,297,240,748.50
  5. Step 5: Solve for x
    x = 239,291,297,240,748.50/22,298,666.40
  6. Step 6: Final answer
    x = 10,731,193.20

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1.5x scale

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.