Home / 15,016,567.02-20,739,969.65-10,179,272.94

Finding the Fourth Proportional to 15,016,567.02, 20,739,969.65 and 10,179,272.94

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Solution

The fourth proportional to 15,016,567.02, 20,739,969.65 and 10,179,272.94 is: 14,058,993.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016,567.02 : 20,739,969.65 = 10,179,272.94 : x
  2. Step 2: Convert to fraction form
    15,016,567.02/20,739,969.65 = 10,179,272.94/x
  3. Step 3: Cross multiply
    15,016,567.02x = 20,739,969.65 × 10,179,272.94
  4. Step 4: Simplify right side
    15,016,567.02x = 211,117,811,834,666.25
  5. Step 5: Solve for x
    x = 211,117,811,834,666.25/15,016,567.02
  6. Step 6: Final answer
    x = 14,058,993.08

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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.