Home / 38,331,210.83-52,896,794.45-20,927,555.89

Finding the Fourth Proportional to 38,331,210.83, 52,896,794.45 and 20,927,555.89

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Solution

The fourth proportional to 38,331,210.83, 52,896,794.45 and 20,927,555.89 is: 28,879,876.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,331,210.83 : 52,896,794.45 = 20,927,555.89 : x
  2. Step 2: Convert to fraction form
    38,331,210.83/52,896,794.45 = 20,927,555.89/x
  3. Step 3: Cross multiply
    38,331,210.83x = 52,896,794.45 × 20,927,555.89
  4. Step 4: Simplify right side
    38,331,210.83x = 1,107,000,622,017,337
  5. Step 5: Solve for x
    x = 1,107,000,622,017,337/38,331,210.83
  6. Step 6: Final answer
    x = 28,879,876.17

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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.