Home / 9,670,558.40-14,509,408.80-3,991,275.20

Finding the Fourth Proportional to 9,670,558.40, 14,509,408.80 and 3,991,275.20

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Solution

The fourth proportional to 9,670,558.40, 14,509,408.80 and 3,991,275.20 is: 5,988,386.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,670,558.40 : 14,509,408.80 = 3,991,275.20 : x
  2. Step 2: Convert to fraction form
    9,670,558.40/14,509,408.80 = 3,991,275.20/x
  3. Step 3: Cross multiply
    9,670,558.40x = 14,509,408.80 × 3,991,275.20
  4. Step 4: Simplify right side
    9,670,558.40x = 57,911,043,510,101.77
  5. Step 5: Solve for x
    x = 57,911,043,510,101.77/9,670,558.40
  6. Step 6: Final answer
    x = 5,988,386.72

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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.