Home / 16,128,913.60-24,204,429.60-7,159,902.40

Finding the Fourth Proportional to 16,128,913.60, 24,204,429.60 and 7,159,902.40

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Solution

The fourth proportional to 16,128,913.60, 24,204,429.60 and 7,159,902.40 is: 10,744,762.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,913.60 : 24,204,429.60 = 7,159,902.40 : x
  2. Step 2: Convert to fraction form
    16,128,913.60/24,204,429.60 = 7,159,902.40/x
  3. Step 3: Cross multiply
    16,128,913.60x = 24,204,429.60 × 7,159,902.40
  4. Step 4: Simplify right side
    16,128,913.60x = 173,301,353,583,671.06
  5. Step 5: Solve for x
    x = 173,301,353,583,671.06/16,128,913.60
  6. Step 6: Final answer
    x = 10,744,762.97

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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.