Home / 8,681,317.34-11,979,354.74-5,011,416.23

Finding the Fourth Proportional to 8,681,317.34, 11,979,354.74 and 5,011,416.23

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Solution

The fourth proportional to 8,681,317.34, 11,979,354.74 and 5,011,416.23 is: 6,915,256.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,317.34 : 11,979,354.74 = 5,011,416.23 : x
  2. Step 2: Convert to fraction form
    8,681,317.34/11,979,354.74 = 5,011,416.23/x
  3. Step 3: Cross multiply
    8,681,317.34x = 11,979,354.74 × 5,011,416.23
  4. Step 4: Simplify right side
    8,681,317.34x = 60,033,532,721,595.19
  5. Step 5: Solve for x
    x = 60,033,532,721,595.19/8,681,317.34
  6. Step 6: Final answer
    x = 6,915,256.11

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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.