Home / 14,756,089.28-20,363,439.36-8,230,141.46

Finding the Fourth Proportional to 14,756,089.28, 20,363,439.36 and 8,230,141.46

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Solution

The fourth proportional to 14,756,089.28, 20,363,439.36 and 8,230,141.46 is: 11,357,615.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,756,089.28 : 20,363,439.36 = 8,230,141.46 : x
  2. Step 2: Convert to fraction form
    14,756,089.28/20,363,439.36 = 8,230,141.46/x
  3. Step 3: Cross multiply
    14,756,089.28x = 20,363,439.36 × 8,230,141.46
  4. Step 4: Simplify right side
    14,756,089.28x = 167,593,986,544,931.88
  5. Step 5: Solve for x
    x = 167,593,986,544,931.88/14,756,089.28
  6. Step 6: Final answer
    x = 11,357,615.38

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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.