Home / 18,400,207.79-25,392,386.59-10,559,095.67

Finding the Fourth Proportional to 18,400,207.79, 25,392,386.59 and 10,559,095.67

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Solution

The fourth proportional to 18,400,207.79, 25,392,386.59 and 10,559,095.67 is: 14,571,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400,207.79 : 25,392,386.59 = 10,559,095.67 : x
  2. Step 2: Convert to fraction form
    18,400,207.79/25,392,386.59 = 10,559,095.67/x
  3. Step 3: Cross multiply
    18,400,207.79x = 25,392,386.59 × 10,559,095.67
  4. Step 4: Simplify right side
    18,400,207.79x = 268,120,639,330,518.25
  5. Step 5: Solve for x
    x = 268,120,639,330,518.25/18,400,207.79
  6. Step 6: Final answer
    x = 14,571,609.32

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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.