Home / 25,390,960.76-35,039,532.72-13,788,521.16

Finding the Fourth Proportional to 25,390,960.76, 35,039,532.72 and 13,788,521.16

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Solution

The fourth proportional to 25,390,960.76, 35,039,532.72 and 13,788,521.16 is: 19,028,162.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,390,960.76 : 35,039,532.72 = 13,788,521.16 : x
  2. Step 2: Convert to fraction form
    25,390,960.76/35,039,532.72 = 13,788,521.16/x
  3. Step 3: Cross multiply
    25,390,960.76x = 35,039,532.72 × 13,788,521.16
  4. Step 4: Simplify right side
    25,390,960.76x = 483,143,338,346,232.38
  5. Step 5: Solve for x
    x = 483,143,338,346,232.38/25,390,960.76
  6. Step 6: Final answer
    x = 19,028,162.93

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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.