Home / 28,243,514.10-42,365,271.15-7,773,194.10

Finding the Fourth Proportional to 28,243,514.10, 42,365,271.15 and 7,773,194.10

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Solution

The fourth proportional to 28,243,514.10, 42,365,271.15 and 7,773,194.10 is: 11,659,791.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,243,514.10 : 42,365,271.15 = 7,773,194.10 : x
  2. Step 2: Convert to fraction form
    28,243,514.10/42,365,271.15 = 7,773,194.10/x
  3. Step 3: Cross multiply
    28,243,514.10x = 42,365,271.15 × 7,773,194.10
  4. Step 4: Simplify right side
    28,243,514.10x = 329,313,475,748,080.19
  5. Step 5: Solve for x
    x = 329,313,475,748,080.19/28,243,514.10
  6. Step 6: Final answer
    x = 11,659,791.15

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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.