Home / 30,178,001.45-41,646,647.93-16,949,509.53

Finding the Fourth Proportional to 30,178,001.45, 41,646,647.93 and 16,949,509.53

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Solution

The fourth proportional to 30,178,001.45, 41,646,647.93 and 16,949,509.53 is: 23,390,888.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,178,001.45 : 41,646,647.93 = 16,949,509.53 : x
  2. Step 2: Convert to fraction form
    30,178,001.45/41,646,647.93 = 16,949,509.53/x
  3. Step 3: Cross multiply
    30,178,001.45x = 41,646,647.93 × 16,949,509.53
  4. Step 4: Simplify right side
    30,178,001.45x = 705,890,256,128,580.12
  5. Step 5: Solve for x
    x = 705,890,256,128,580.12/30,178,001.45
  6. Step 6: Final answer
    x = 23,390,888.14

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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.