Home / 36,693,528.40-54,993,053.40-28,131,423.40

Finding the Fourth Proportional to 36,693,528.40, 54,993,053.40 and 28,131,423.40

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Solution

The fourth proportional to 36,693,528.40, 54,993,053.40 and 28,131,423.40 is: 42,160,918.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,693,528.40 : 54,993,053.40 = 28,131,423.40 : x
  2. Step 2: Convert to fraction form
    36,693,528.40/54,993,053.40 = 28,131,423.40/x
  3. Step 3: Cross multiply
    36,693,528.40x = 54,993,053.40 × 28,131,423.40
  4. Step 4: Simplify right side
    36,693,528.40x = 1,547,032,869,254,209.50
  5. Step 5: Solve for x
    x = 1,547,032,869,254,209.50/36,693,528.40
  6. Step 6: Final answer
    x = 42,160,918.74

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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.