Home / 13,851,038.40-20,776,557.60-6,676,584.90

Finding the Fourth Proportional to 13,851,038.40, 20,776,557.60 and 6,676,584.90

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Solution

The fourth proportional to 13,851,038.40, 20,776,557.60 and 6,676,584.90 is: 10,014,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,038.40 : 20,776,557.60 = 6,676,584.90 : x
  2. Step 2: Convert to fraction form
    13,851,038.40/20,776,557.60 = 6,676,584.90/x
  3. Step 3: Cross multiply
    13,851,038.40x = 20,776,557.60 × 6,676,584.90
  4. Step 4: Simplify right side
    13,851,038.40x = 138,716,450,746,140.25
  5. Step 5: Solve for x
    x = 138,716,450,746,140.25/13,851,038.40
  6. Step 6: Final answer
    x = 10,014,877.35

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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.