Home / 12,838,590.08-17,717,468.38-6,958,412.10

Finding the Fourth Proportional to 12,838,590.08, 17,717,468.38 and 6,958,412.10

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Solution

The fourth proportional to 12,838,590.08, 17,717,468.38 and 6,958,412.10 is: 9,602,724.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,838,590.08 : 17,717,468.38 = 6,958,412.10 : x
  2. Step 2: Convert to fraction form
    12,838,590.08/17,717,468.38 = 6,958,412.10/x
  3. Step 3: Cross multiply
    12,838,590.08x = 17,717,468.38 × 6,958,412.10
  4. Step 4: Simplify right side
    12,838,590.08x = 123,285,446,356,759.39
  5. Step 5: Solve for x
    x = 123,285,446,356,759.39/12,838,590.08
  6. Step 6: Final answer
    x = 9,602,724.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.