Home / 10,369,820.70-15,554,731.05-9,706,268.70

Finding the Fourth Proportional to 10,369,820.70, 15,554,731.05 and 9,706,268.70

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Solution

The fourth proportional to 10,369,820.70, 15,554,731.05 and 9,706,268.70 is: 14,559,403.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,820.70 : 15,554,731.05 = 9,706,268.70 : x
  2. Step 2: Convert to fraction form
    10,369,820.70/15,554,731.05 = 9,706,268.70/x
  3. Step 3: Cross multiply
    10,369,820.70x = 15,554,731.05 × 9,706,268.70
  4. Step 4: Simplify right side
    10,369,820.70x = 150,978,399,127,533.12
  5. Step 5: Solve for x
    x = 150,978,399,127,533.12/10,369,820.70
  6. Step 6: Final answer
    x = 14,559,403.05

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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.