Home / 13,866,689.76-19,136,437.34-7,587,594.06

Finding the Fourth Proportional to 13,866,689.76, 19,136,437.34 and 7,587,594.06

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Solution

The fourth proportional to 13,866,689.76, 19,136,437.34 and 7,587,594.06 is: 10,471,101.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,866,689.76 : 19,136,437.34 = 7,587,594.06 : x
  2. Step 2: Convert to fraction form
    13,866,689.76/19,136,437.34 = 7,587,594.06/x
  3. Step 3: Cross multiply
    13,866,689.76x = 19,136,437.34 × 7,587,594.06
  4. Step 4: Simplify right side
    13,866,689.76x = 145,199,518,290,546.19
  5. Step 5: Solve for x
    x = 145,199,518,290,546.19/13,866,689.76
  6. Step 6: Final answer
    x = 10,471,101.67

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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.