Home / 8,731,220.40-13,096,830.60-6,605,456.40

Finding the Fourth Proportional to 8,731,220.40, 13,096,830.60 and 6,605,456.40

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Solution

The fourth proportional to 8,731,220.40, 13,096,830.60 and 6,605,456.40 is: 9,908,184.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,220.40 : 13,096,830.60 = 6,605,456.40 : x
  2. Step 2: Convert to fraction form
    8,731,220.40/13,096,830.60 = 6,605,456.40/x
  3. Step 3: Cross multiply
    8,731,220.40x = 13,096,830.60 × 6,605,456.40
  4. Step 4: Simplify right side
    8,731,220.40x = 86,510,543,506,485.84
  5. Step 5: Solve for x
    x = 86,510,543,506,485.84/8,731,220.40
  6. Step 6: Final answer
    x = 9,908,184.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.