Home / 12,302,001.60-18,453,002.40-6,562,438.80

Finding the Fourth Proportional to 12,302,001.60, 18,453,002.40 and 6,562,438.80

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Solution

The fourth proportional to 12,302,001.60, 18,453,002.40 and 6,562,438.80 is: 9,843,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,001.60 : 18,453,002.40 = 6,562,438.80 : x
  2. Step 2: Convert to fraction form
    12,302,001.60/18,453,002.40 = 6,562,438.80/x
  3. Step 3: Cross multiply
    12,302,001.60x = 18,453,002.40 × 6,562,438.80
  4. Step 4: Simplify right side
    12,302,001.60x = 121,096,698,926,253.11
  5. Step 5: Solve for x
    x = 121,096,698,926,253.11/12,302,001.60
  6. Step 6: Final answer
    x = 9,843,658.20

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1.5x scale

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.