Home / 21,353,948.16-32,030,914.32-8,574,448.92

Finding the Fourth Proportional to 21,353,948.16, 32,030,914.32 and 8,574,448.92

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Solution

The fourth proportional to 21,353,948.16, 32,030,914.32 and 8,574,448.92 is: 12,861,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,353,948.16 : 32,030,914.32 = 8,574,448.92 : x
  2. Step 2: Convert to fraction form
    21,353,948.16/32,030,914.32 = 8,574,448.92/x
  3. Step 3: Cross multiply
    21,353,948.16x = 32,030,914.32 × 8,574,448.92
  4. Step 4: Simplify right side
    21,353,948.16x = 274,647,438,697,736.53
  5. Step 5: Solve for x
    x = 274,647,438,697,736.53/21,353,948.16
  6. Step 6: Final answer
    x = 12,861,670.20

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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.