Home / 8,875,794.79-12,250,635.89-5,205,893.63

Finding the Fourth Proportional to 8,875,794.79, 12,250,635.89 and 5,205,893.63

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Solution

The fourth proportional to 8,875,794.79, 12,250,635.89 and 5,205,893.63 is: 7,185,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875,794.79 : 12,250,635.89 = 5,205,893.63 : x
  2. Step 2: Convert to fraction form
    8,875,794.79/12,250,635.89 = 5,205,893.63/x
  3. Step 3: Cross multiply
    8,875,794.79x = 12,250,635.89 × 5,205,893.63
  4. Step 4: Simplify right side
    8,875,794.79x = 63,775,507,386,841.71
  5. Step 5: Solve for x
    x = 63,775,507,386,841.71/8,875,794.79
  6. Step 6: Final answer
    x = 7,185,329.19

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1.5x scale

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.