Home / 30,223,416.70-45,348,525.69-15,843,052.54

Finding the Fourth Proportional to 30,223,416.70, 45,348,525.69 and 15,843,052.54

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Solution

The fourth proportional to 30,223,416.70, 45,348,525.69 and 15,843,052.54 is: 23,771,603.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,223,416.70 : 45,348,525.69 = 15,843,052.54 : x
  2. Step 2: Convert to fraction form
    30,223,416.70/45,348,525.69 = 15,843,052.54/x
  3. Step 3: Cross multiply
    30,223,416.70x = 45,348,525.69 × 15,843,052.54
  4. Step 4: Simplify right side
    30,223,416.70x = 718,459,075,118,209.62
  5. Step 5: Solve for x
    x = 718,459,075,118,209.62/30,223,416.70
  6. Step 6: Final answer
    x = 23,771,603.40

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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.