Home / 28,308,002.90-42,462,004.35-7,032,866.90

Finding the Fourth Proportional to 28,308,002.90, 42,462,004.35 and 7,032,866.90

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Solution

The fourth proportional to 28,308,002.90, 42,462,004.35 and 7,032,866.90 is: 10,549,300.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,308,002.90 : 42,462,004.35 = 7,032,866.90 : x
  2. Step 2: Convert to fraction form
    28,308,002.90/42,462,004.35 = 7,032,866.90/x
  3. Step 3: Cross multiply
    28,308,002.90x = 42,462,004.35 × 7,032,866.90
  4. Step 4: Simplify right side
    28,308,002.90x = 298,629,624,900,771.06
  5. Step 5: Solve for x
    x = 298,629,624,900,771.06/28,308,002.90
  6. Step 6: Final answer
    x = 10,549,300.35

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Similar ratio
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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.