Home / 37,143,628.46-51,258,306.93-20,623,784.98

Finding the Fourth Proportional to 37,143,628.46, 51,258,306.93 and 20,623,784.98

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Solution

The fourth proportional to 37,143,628.46, 51,258,306.93 and 20,623,784.98 is: 28,460,878.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,143,628.46 : 51,258,306.93 = 20,623,784.98 : x
  2. Step 2: Convert to fraction form
    37,143,628.46/51,258,306.93 = 20,623,784.98/x
  3. Step 3: Cross multiply
    37,143,628.46x = 51,258,306.93 × 20,623,784.98
  4. Step 4: Simplify right side
    37,143,628.46x = 1,057,140,300,435,018.12
  5. Step 5: Solve for x
    x = 1,057,140,300,435,018.12/37,143,628.46
  6. Step 6: Final answer
    x = 28,460,878.60

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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.