Home / 15,025,136.02-20,734,484.23-8,409,722.51

Finding the Fourth Proportional to 15,025,136.02, 20,734,484.23 and 8,409,722.51

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Solution

The fourth proportional to 15,025,136.02, 20,734,484.23 and 8,409,722.51 is: 11,605,303.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,025,136.02 : 20,734,484.23 = 8,409,722.51 : x
  2. Step 2: Convert to fraction form
    15,025,136.02/20,734,484.23 = 8,409,722.51/x
  3. Step 3: Cross multiply
    15,025,136.02x = 20,734,484.23 × 8,409,722.51
  4. Step 4: Simplify right side
    15,025,136.02x = 174,371,258,762,271.03
  5. Step 5: Solve for x
    x = 174,371,258,762,271.03/15,025,136.02
  6. Step 6: Final answer
    x = 11,605,303.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.