Home / 8,746,465.37-12,074,492.05-5,439,825.42

Finding the Fourth Proportional to 8,746,465.37, 12,074,492.05 and 5,439,825.42

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Solution

The fourth proportional to 8,746,465.37, 12,074,492.05 and 5,439,825.42 is: 7,509,676.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746,465.37 : 12,074,492.05 = 5,439,825.42 : x
  2. Step 2: Convert to fraction form
    8,746,465.37/12,074,492.05 = 5,439,825.42/x
  3. Step 3: Cross multiply
    8,746,465.37x = 12,074,492.05 × 5,439,825.42
  4. Step 4: Simplify right side
    8,746,465.37x = 65,683,128,848,155.99
  5. Step 5: Solve for x
    x = 65,683,128,848,155.99/8,746,465.37
  6. Step 6: Final answer
    x = 7,509,676.89

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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.