Home / 18,095,514.90-27,143,272.35-12,710,246.10

Finding the Fourth Proportional to 18,095,514.90, 27,143,272.35 and 12,710,246.10

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Solution

The fourth proportional to 18,095,514.90, 27,143,272.35 and 12,710,246.10 is: 19,065,369.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,095,514.90 : 27,143,272.35 = 12,710,246.10 : x
  2. Step 2: Convert to fraction form
    18,095,514.90/27,143,272.35 = 12,710,246.10/x
  3. Step 3: Cross multiply
    18,095,514.90x = 27,143,272.35 × 12,710,246.10
  4. Step 4: Simplify right side
    18,095,514.90x = 344,997,671,527,825.38
  5. Step 5: Solve for x
    x = 344,997,671,527,825.38/18,095,514.90
  6. Step 6: Final answer
    x = 19,065,369.15

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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.