Home / 70,307,551.99-105,422,797.53-21,771,931.18

Finding the Fourth Proportional to 70,307,551.99, 105,422,797.53 and 21,771,931.18

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Solution

The fourth proportional to 70,307,551.99, 105,422,797.53 and 21,771,931.18 is: 32,645,965.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,307,551.99 : 105,422,797.53 = 21,771,931.18 : x
  2. Step 2: Convert to fraction form
    70,307,551.99/105,422,797.53 = 21,771,931.18/x
  3. Step 3: Cross multiply
    70,307,551.99x = 105,422,797.53 × 21,771,931.18
  4. Step 4: Simplify right side
    70,307,551.99x = 2,295,257,892,626,234
  5. Step 5: Solve for x
    x = 2,295,257,892,626,234/70,307,551.99
  6. Step 6: Final answer
    x = 32,645,965.16

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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.