Home / 14,136,423.04-19,507,751.76-8,638,995.16

Finding the Fourth Proportional to 14,136,423.04, 19,507,751.76 and 8,638,995.16

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Solution

The fourth proportional to 14,136,423.04, 19,507,751.76 and 8,638,995.16 is: 11,921,500.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136,423.04 : 19,507,751.76 = 8,638,995.16 : x
  2. Step 2: Convert to fraction form
    14,136,423.04/19,507,751.76 = 8,638,995.16/x
  3. Step 3: Cross multiply
    14,136,423.04x = 19,507,751.76 × 8,638,995.16
  4. Step 4: Simplify right side
    14,136,423.04x = 168,527,373,037,121.50
  5. Step 5: Solve for x
    x = 168,527,373,037,121.50/14,136,423.04
  6. Step 6: Final answer
    x = 11,921,500.41

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1.5x scale

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.