Home / 44,431,205.40-66,646,808.10-28,328,543.10

Finding the Fourth Proportional to 44,431,205.40, 66,646,808.10 and 28,328,543.10

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Solution

The fourth proportional to 44,431,205.40, 66,646,808.10 and 28,328,543.10 is: 42,492,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,431,205.40 : 66,646,808.10 = 28,328,543.10 : x
  2. Step 2: Convert to fraction form
    44,431,205.40/66,646,808.10 = 28,328,543.10/x
  3. Step 3: Cross multiply
    44,431,205.40x = 66,646,808.10 × 28,328,543.10
  4. Step 4: Simplify right side
    44,431,205.40x = 1,888,006,975,738,279.25
  5. Step 5: Solve for x
    x = 1,888,006,975,738,279.25/44,431,205.40
  6. Step 6: Final answer
    x = 42,492,814.65

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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.