Home / 14,254,815.08-19,671,582.82-7,728,424.36

Finding the Fourth Proportional to 14,254,815.08, 19,671,582.82 and 7,728,424.36

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Solution

The fourth proportional to 14,254,815.08, 19,671,582.82 and 7,728,424.36 is: 10,665,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254,815.08 : 19,671,582.82 = 7,728,424.36 : x
  2. Step 2: Convert to fraction form
    14,254,815.08/19,671,582.82 = 7,728,424.36/x
  3. Step 3: Cross multiply
    14,254,815.08x = 19,671,582.82 × 7,728,424.36
  4. Step 4: Simplify right side
    14,254,815.08x = 152,030,339,865,845.50
  5. Step 5: Solve for x
    x = 152,030,339,865,845.50/14,254,815.08
  6. Step 6: Final answer
    x = 10,665,192.01

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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.