Home / 7,429,111.12-10,254,363.24-4,851,194.32

Finding the Fourth Proportional to 7,429,111.12, 10,254,363.24 and 4,851,194.32

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Solution

The fourth proportional to 7,429,111.12, 10,254,363.24 and 4,851,194.32 is: 6,696,078.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429,111.12 : 10,254,363.24 = 4,851,194.32 : x
  2. Step 2: Convert to fraction form
    7,429,111.12/10,254,363.24 = 4,851,194.32/x
  3. Step 3: Cross multiply
    7,429,111.12x = 10,254,363.24 × 4,851,194.32
  4. Step 4: Simplify right side
    7,429,111.12x = 49,745,908,705,104.80
  5. Step 5: Solve for x
    x = 49,745,908,705,104.80/7,429,111.12
  6. Step 6: Final answer
    x = 6,696,078.16

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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.