Home / 38,444,185.52-53,053,116.62-20,803,088.24

Finding the Fourth Proportional to 38,444,185.52, 53,053,116.62 and 20,803,088.24

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Solution

The fourth proportional to 38,444,185.52, 53,053,116.62 and 20,803,088.24 is: 28,708,337.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,444,185.52 : 53,053,116.62 = 20,803,088.24 : x
  2. Step 2: Convert to fraction form
    38,444,185.52/53,053,116.62 = 20,803,088.24/x
  3. Step 3: Cross multiply
    38,444,185.52x = 53,053,116.62 × 20,803,088.24
  4. Step 4: Simplify right side
    38,444,185.52x = 1,103,668,666,452,870.38
  5. Step 5: Solve for x
    x = 1,103,668,666,452,870.38/38,444,185.52
  6. Step 6: Final answer
    x = 28,708,337.85

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Double scale
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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.