Home / 17,556,590.40-26,331,386.40-8,458,670.40

Finding the Fourth Proportional to 17,556,590.40, 26,331,386.40 and 8,458,670.40

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Solution

The fourth proportional to 17,556,590.40, 26,331,386.40 and 8,458,670.40 is: 12,686,319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,556,590.40 : 26,331,386.40 = 8,458,670.40 : x
  2. Step 2: Convert to fraction form
    17,556,590.40/26,331,386.40 = 8,458,670.40/x
  3. Step 3: Cross multiply
    17,556,590.40x = 26,331,386.40 × 8,458,670.40
  4. Step 4: Simplify right side
    17,556,590.40x = 222,728,518,732,642.56
  5. Step 5: Solve for x
    x = 222,728,518,732,642.56/17,556,590.40
  6. Step 6: Final answer
    x = 12,686,319.70

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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.