Home / 30,494,075.20-45,731,412.96-10,019,075.49

Finding the Fourth Proportional to 30,494,075.20, 45,731,412.96 and 10,019,075.49

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Solution

The fourth proportional to 30,494,075.20, 45,731,412.96 and 10,019,075.49 is: 15,025,426.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,494,075.20 : 45,731,412.96 = 10,019,075.49 : x
  2. Step 2: Convert to fraction form
    30,494,075.20/45,731,412.96 = 10,019,075.49/x
  3. Step 3: Cross multiply
    30,494,075.20x = 45,731,412.96 × 10,019,075.49
  4. Step 4: Simplify right side
    30,494,075.20x = 458,186,478,710,604.38
  5. Step 5: Solve for x
    x = 458,186,478,710,604.38/30,494,075.20
  6. Step 6: Final answer
    x = 15,025,426.27

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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.