Home / 9,893,615.40-14,819,427.90-8,213,999.40

Finding the Fourth Proportional to 9,893,615.40, 14,819,427.90 and 8,213,999.40

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Solution

The fourth proportional to 9,893,615.40, 14,819,427.90 and 8,213,999.40 is: 12,303,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,893,615.40 : 14,819,427.90 = 8,213,999.40 : x
  2. Step 2: Convert to fraction form
    9,893,615.40/14,819,427.90 = 8,213,999.40/x
  3. Step 3: Cross multiply
    9,893,615.40x = 14,819,427.90 × 8,213,999.40
  4. Step 4: Simplify right side
    9,893,615.40x = 121,726,771,878,943.27
  5. Step 5: Solve for x
    x = 121,726,771,878,943.27/9,893,615.40
  6. Step 6: Final answer
    x = 12,303,568.21

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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.