Home / 12,249,476.40-18,374,214.60-6,277,508.40

Finding the Fourth Proportional to 12,249,476.40, 18,374,214.60 and 6,277,508.40

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Solution

The fourth proportional to 12,249,476.40, 18,374,214.60 and 6,277,508.40 is: 9,416,262.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249,476.40 : 18,374,214.60 = 6,277,508.40 : x
  2. Step 2: Convert to fraction form
    12,249,476.40/18,374,214.60 = 6,277,508.40/x
  3. Step 3: Cross multiply
    12,249,476.40x = 18,374,214.60 × 6,277,508.40
  4. Step 4: Simplify right side
    12,249,476.40x = 115,344,286,494,902.66
  5. Step 5: Solve for x
    x = 115,344,286,494,902.66/12,249,476.40
  6. Step 6: Final answer
    x = 9,416,262.60

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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.