Home / 25,510,587.37-38,245,673.18-12,724,510.57

Finding the Fourth Proportional to 25,510,587.37, 38,245,673.18 and 12,724,510.57

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Solution

The fourth proportional to 25,510,587.37, 38,245,673.18 and 12,724,510.57 is: 19,076,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,510,587.37 : 38,245,673.18 = 12,724,510.57 : x
  2. Step 2: Convert to fraction form
    25,510,587.37/38,245,673.18 = 12,724,510.57/x
  3. Step 3: Cross multiply
    25,510,587.37x = 38,245,673.18 × 12,724,510.57
  4. Step 4: Simplify right side
    25,510,587.37x = 486,657,472,572,052.94
  5. Step 5: Solve for x
    x = 486,657,472,572,052.94/25,510,587.37
  6. Step 6: Final answer
    x = 19,076,686.30

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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.