Home / 13,348,064-18,435,534.72-9,048,247.04

Finding the Fourth Proportional to 13,348,064, 18,435,534.72 and 9,048,247.04

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Solution

The fourth proportional to 13,348,064, 18,435,534.72 and 9,048,247.04 is: 12,496,888.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348,064 : 18,435,534.72 = 9,048,247.04 : x
  2. Step 2: Convert to fraction form
    13,348,064/18,435,534.72 = 9,048,247.04/x
  3. Step 3: Cross multiply
    13,348,064x = 18,435,534.72 × 9,048,247.04
  4. Step 4: Simplify right side
    13,348,064x = 166,809,272,461,057.19
  5. Step 5: Solve for x
    x = 166,809,272,461,057.19/13,348,064
  6. Step 6: Final answer
    x = 12,496,888.87

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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.