Home / 19,108,308.15-28,634,118.69-14,034,818.07

Finding the Fourth Proportional to 19,108,308.15, 28,634,118.69 and 14,034,818.07

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Solution

The fourth proportional to 19,108,308.15, 28,634,118.69 and 14,034,818.07 is: 21,031,409.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108,308.15 : 28,634,118.69 = 14,034,818.07 : x
  2. Step 2: Convert to fraction form
    19,108,308.15/28,634,118.69 = 14,034,818.07/x
  3. Step 3: Cross multiply
    19,108,308.15x = 28,634,118.69 × 14,034,818.07
  4. Step 4: Simplify right side
    19,108,308.15x = 401,874,646,408,936.75
  5. Step 5: Solve for x
    x = 401,874,646,408,936.75/19,108,308.15
  6. Step 6: Final answer
    x = 21,031,409.13

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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.