Home / 34,768,096.80-52,152,145.20-21,312,506.40

Finding the Fourth Proportional to 34,768,096.80, 52,152,145.20 and 21,312,506.40

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Solution

The fourth proportional to 34,768,096.80, 52,152,145.20 and 21,312,506.40 is: 31,968,759.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,768,096.80 : 52,152,145.20 = 21,312,506.40 : x
  2. Step 2: Convert to fraction form
    34,768,096.80/52,152,145.20 = 21,312,506.40/x
  3. Step 3: Cross multiply
    34,768,096.80x = 52,152,145.20 × 21,312,506.40
  4. Step 4: Simplify right side
    34,768,096.80x = 1,111,492,928,348,729.25
  5. Step 5: Solve for x
    x = 1,111,492,928,348,729.25/34,768,096.80
  6. Step 6: Final answer
    x = 31,968,759.60

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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.