Home / 14,182,284.96-21,280,071.04-6,989,898.08

Finding the Fourth Proportional to 14,182,284.96, 21,280,071.04 and 6,989,898.08

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Solution

The fourth proportional to 14,182,284.96, 21,280,071.04 and 6,989,898.08 is: 10,488,121.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182,284.96 : 21,280,071.04 = 6,989,898.08 : x
  2. Step 2: Convert to fraction form
    14,182,284.96/21,280,071.04 = 6,989,898.08/x
  3. Step 3: Cross multiply
    14,182,284.96x = 21,280,071.04 × 6,989,898.08
  4. Step 4: Simplify right side
    14,182,284.96x = 148,745,527,704,759.59
  5. Step 5: Solve for x
    x = 148,745,527,704,759.59/14,182,284.96
  6. Step 6: Final answer
    x = 10,488,121.49

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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.