Home / 7,128,004.80-10,692,007.20-2,334,538.20

Finding the Fourth Proportional to 7,128,004.80, 10,692,007.20 and 2,334,538.20

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Solution

The fourth proportional to 7,128,004.80, 10,692,007.20 and 2,334,538.20 is: 3,501,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,128,004.80 : 10,692,007.20 = 2,334,538.20 : x
  2. Step 2: Convert to fraction form
    7,128,004.80/10,692,007.20 = 2,334,538.20/x
  3. Step 3: Cross multiply
    7,128,004.80x = 10,692,007.20 × 2,334,538.20
  4. Step 4: Simplify right side
    7,128,004.80x = 24,960,899,243,075.04
  5. Step 5: Solve for x
    x = 24,960,899,243,075.04/7,128,004.80
  6. Step 6: Final answer
    x = 3,501,807.30

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1.5x scale

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.