Home / 10,903,404.60-16,355,106.90-8,352,487.80

Finding the Fourth Proportional to 10,903,404.60, 16,355,106.90 and 8,352,487.80

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Solution

The fourth proportional to 10,903,404.60, 16,355,106.90 and 8,352,487.80 is: 12,528,731.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903,404.60 : 16,355,106.90 = 8,352,487.80 : x
  2. Step 2: Convert to fraction form
    10,903,404.60/16,355,106.90 = 8,352,487.80/x
  3. Step 3: Cross multiply
    10,903,404.60x = 16,355,106.90 × 8,352,487.80
  4. Step 4: Simplify right side
    10,903,404.60x = 136,605,830,849,945.81
  5. Step 5: Solve for x
    x = 136,605,830,849,945.81/10,903,404.60
  6. Step 6: Final answer
    x = 12,528,731.70

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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.