Home / 9,562,810.12-13,196,293.04-5,211,802.80

Finding the Fourth Proportional to 9,562,810.12, 13,196,293.04 and 5,211,802.80

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Solution

The fourth proportional to 9,562,810.12, 13,196,293.04 and 5,211,802.80 is: 7,192,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,562,810.12 : 13,196,293.04 = 5,211,802.80 : x
  2. Step 2: Convert to fraction form
    9,562,810.12/13,196,293.04 = 5,211,802.80/x
  3. Step 3: Cross multiply
    9,562,810.12x = 13,196,293.04 × 5,211,802.80
  4. Step 4: Simplify right side
    9,562,810.12x = 68,776,477,015,492.51
  5. Step 5: Solve for x
    x = 68,776,477,015,492.51/9,562,810.12
  6. Step 6: Final answer
    x = 7,192,078.08

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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.