Home / 19,587,516.59-29,381,551.76-7,457,643.37

Finding the Fourth Proportional to 19,587,516.59, 29,381,551.76 and 7,457,643.37

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Solution

The fourth proportional to 19,587,516.59, 29,381,551.76 and 7,457,643.37 is: 11,186,570.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587,516.59 : 29,381,551.76 = 7,457,643.37 : x
  2. Step 2: Convert to fraction form
    19,587,516.59/29,381,551.76 = 7,457,643.37/x
  3. Step 3: Cross multiply
    19,587,516.59x = 29,381,551.76 × 7,457,643.37
  4. Step 4: Simplify right side
    19,587,516.59x = 219,117,134,696,697.62
  5. Step 5: Solve for x
    x = 219,117,134,696,697.62/19,587,516.59
  6. Step 6: Final answer
    x = 11,186,570.47

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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.