Home / 30,814,403.49-42,523,903.95-17,063,072.37

Finding the Fourth Proportional to 30,814,403.49, 42,523,903.95 and 17,063,072.37

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Solution

The fourth proportional to 30,814,403.49, 42,523,903.95 and 17,063,072.37 is: 23,547,054.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,814,403.49 : 42,523,903.95 = 17,063,072.37 : x
  2. Step 2: Convert to fraction form
    30,814,403.49/42,523,903.95 = 17,063,072.37/x
  3. Step 3: Cross multiply
    30,814,403.49x = 42,523,903.95 × 17,063,072.37
  4. Step 4: Simplify right side
    30,814,403.49x = 725,588,450,553,779
  5. Step 5: Solve for x
    x = 725,588,450,553,779/30,814,403.49
  6. Step 6: Final answer
    x = 23,547,054.90

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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.