Home / 39,877,528.40-59,816,768.88-11,121,914.42

Finding the Fourth Proportional to 39,877,528.40, 59,816,768.88 and 11,121,914.42

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Solution

The fourth proportional to 39,877,528.40, 59,816,768.88 and 11,121,914.42 is: 16,683,004.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,877,528.40 : 59,816,768.88 = 11,121,914.42 : x
  2. Step 2: Convert to fraction form
    39,877,528.40/59,816,768.88 = 11,121,914.42/x
  3. Step 3: Cross multiply
    39,877,528.40x = 59,816,768.88 × 11,121,914.42
  4. Step 4: Simplify right side
    39,877,528.40x = 665,276,984,364,279.25
  5. Step 5: Solve for x
    x = 665,276,984,364,279.25/39,877,528.40
  6. Step 6: Final answer
    x = 16,683,004.47

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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.