Home / 11,839,356.50-16,338,312-6,406,848.50

Finding the Fourth Proportional to 11,839,356.50, 16,338,312 and 6,406,848.50

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Solution

The fourth proportional to 11,839,356.50, 16,338,312 and 6,406,848.50 is: 8,841,450.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839,356.50 : 16,338,312 = 6,406,848.50 : x
  2. Step 2: Convert to fraction form
    11,839,356.50/16,338,312 = 6,406,848.50/x
  3. Step 3: Cross multiply
    11,839,356.50x = 16,338,312 × 6,406,848.50
  4. Step 4: Simplify right side
    11,839,356.50x = 104,677,089,729,732
  5. Step 5: Solve for x
    x = 104,677,089,729,732/11,839,356.50
  6. Step 6: Final answer
    x = 8,841,450.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.