Home / 6,954,365.20-10,431,547.80-4,698,288.40

Finding the Fourth Proportional to 6,954,365.20, 10,431,547.80 and 4,698,288.40

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Solution

The fourth proportional to 6,954,365.20, 10,431,547.80 and 4,698,288.40 is: 7,047,432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954,365.20 : 10,431,547.80 = 4,698,288.40 : x
  2. Step 2: Convert to fraction form
    6,954,365.20/10,431,547.80 = 4,698,288.40/x
  3. Step 3: Cross multiply
    6,954,365.20x = 10,431,547.80 × 4,698,288.40
  4. Step 4: Simplify right side
    6,954,365.20x = 49,010,420,022,785.53
  5. Step 5: Solve for x
    x = 49,010,420,022,785.53/6,954,365.20
  6. Step 6: Final answer
    x = 7,047,432.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.