Home / 30,485,524.10-45,720,964.29-14,075,041.32

Finding the Fourth Proportional to 30,485,524.10, 45,720,964.29 and 14,075,041.32

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Solution

The fourth proportional to 30,485,524.10, 45,720,964.29 and 14,075,041.32 is: 21,109,181.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,485,524.10 : 45,720,964.29 = 14,075,041.32 : x
  2. Step 2: Convert to fraction form
    30,485,524.10/45,720,964.29 = 14,075,041.32/x
  3. Step 3: Cross multiply
    30,485,524.10x = 45,720,964.29 × 14,075,041.32
  4. Step 4: Simplify right side
    30,485,524.10x = 643,524,461,343,389.62
  5. Step 5: Solve for x
    x = 643,524,461,343,389.62/30,485,524.10
  6. Step 6: Final answer
    x = 21,109,181.50

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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.