Home / 15,623,368.89-23,426,510.19-12,405,576.67

Finding the Fourth Proportional to 15,623,368.89, 23,426,510.19 and 12,405,576.67

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Solution

The fourth proportional to 15,623,368.89, 23,426,510.19 and 12,405,576.67 is: 18,601,581.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,623,368.89 : 23,426,510.19 = 12,405,576.67 : x
  2. Step 2: Convert to fraction form
    15,623,368.89/23,426,510.19 = 12,405,576.67/x
  3. Step 3: Cross multiply
    15,623,368.89x = 23,426,510.19 × 12,405,576.67
  4. Step 4: Simplify right side
    15,623,368.89x = 290,619,368,272,581.31
  5. Step 5: Solve for x
    x = 290,619,368,272,581.31/15,623,368.89
  6. Step 6: Final answer
    x = 18,601,581.41

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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.