Home / 26,577,590.80-39,864,312.60-10,400,400.40

Finding the Fourth Proportional to 26,577,590.80, 39,864,312.60 and 10,400,400.40

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Solution

The fourth proportional to 26,577,590.80, 39,864,312.60 and 10,400,400.40 is: 15,599,789.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,577,590.80 : 39,864,312.60 = 10,400,400.40 : x
  2. Step 2: Convert to fraction form
    26,577,590.80/39,864,312.60 = 10,400,400.40/x
  3. Step 3: Cross multiply
    26,577,590.80x = 39,864,312.60 × 10,400,400.40
  4. Step 4: Simplify right side
    26,577,590.80x = 414,604,812,710,765.06
  5. Step 5: Solve for x
    x = 414,604,812,710,765.06/26,577,590.80
  6. Step 6: Final answer
    x = 15,599,789.15

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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.