Home / 13,552,457.04-18,702,608.06-7,357,498.80

Finding the Fourth Proportional to 13,552,457.04, 18,702,608.06 and 7,357,498.80

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Solution

The fourth proportional to 13,552,457.04, 18,702,608.06 and 7,357,498.80 is: 10,153,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552,457.04 : 18,702,608.06 = 7,357,498.80 : x
  2. Step 2: Convert to fraction form
    13,552,457.04/18,702,608.06 = 7,357,498.80/x
  3. Step 3: Cross multiply
    13,552,457.04x = 18,702,608.06 × 7,357,498.80
  4. Step 4: Simplify right side
    13,552,457.04x = 137,604,416,370,395.55
  5. Step 5: Solve for x
    x = 137,604,416,370,395.55/13,552,457.04
  6. Step 6: Final answer
    x = 10,153,466.34

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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.