Home / 9,989,030.80-14,980,781.40-4,006,003.60

Finding the Fourth Proportional to 9,989,030.80, 14,980,781.40 and 4,006,003.60

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Solution

The fourth proportional to 9,989,030.80, 14,980,781.40 and 4,006,003.60 is: 6,007,896.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989,030.80 : 14,980,781.40 = 4,006,003.60 : x
  2. Step 2: Convert to fraction form
    9,989,030.80/14,980,781.40 = 4,006,003.60/x
  3. Step 3: Cross multiply
    9,989,030.80x = 14,980,781.40 × 4,006,003.60
  4. Step 4: Simplify right side
    9,989,030.80x = 60,013,064,219,213.04
  5. Step 5: Solve for x
    x = 60,013,064,219,213.04/9,989,030.80
  6. Step 6: Final answer
    x = 6,007,896.60

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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.