Home / 10,903,005.60-16,354,508.40-7,501,783.20

Finding the Fourth Proportional to 10,903,005.60, 16,354,508.40 and 7,501,783.20

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Solution

The fourth proportional to 10,903,005.60, 16,354,508.40 and 7,501,783.20 is: 11,252,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903,005.60 : 16,354,508.40 = 7,501,783.20 : x
  2. Step 2: Convert to fraction form
    10,903,005.60/16,354,508.40 = 7,501,783.20/x
  3. Step 3: Cross multiply
    10,903,005.60x = 16,354,508.40 × 7,501,783.20
  4. Step 4: Simplify right side
    10,903,005.60x = 122,687,976,359,378.89
  5. Step 5: Solve for x
    x = 122,687,976,359,378.89/10,903,005.60
  6. Step 6: Final answer
    x = 11,252,674.80

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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.