Home / 13,159,875.60-19,739,813.40-4,185,334.80

Finding the Fourth Proportional to 13,159,875.60, 19,739,813.40 and 4,185,334.80

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Solution

The fourth proportional to 13,159,875.60, 19,739,813.40 and 4,185,334.80 is: 6,278,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,159,875.60 : 19,739,813.40 = 4,185,334.80 : x
  2. Step 2: Convert to fraction form
    13,159,875.60/19,739,813.40 = 4,185,334.80/x
  3. Step 3: Cross multiply
    13,159,875.60x = 19,739,813.40 × 4,185,334.80
  4. Step 4: Simplify right side
    13,159,875.60x = 82,617,727,968,526.31
  5. Step 5: Solve for x
    x = 82,617,727,968,526.31/13,159,875.60
  6. Step 6: Final answer
    x = 6,278,002.20

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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.