Home / 12,995,038.82-17,933,365.89-7,114,574.90

Finding the Fourth Proportional to 12,995,038.82, 17,933,365.89 and 7,114,574.90

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Solution

The fourth proportional to 12,995,038.82, 17,933,365.89 and 7,114,574.90 is: 9,818,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995,038.82 : 17,933,365.89 = 7,114,574.90 : x
  2. Step 2: Convert to fraction form
    12,995,038.82/17,933,365.89 = 7,114,574.90/x
  3. Step 3: Cross multiply
    12,995,038.82x = 17,933,365.89 × 7,114,574.90
  4. Step 4: Simplify right side
    12,995,038.82x = 127,588,274,833,510.17
  5. Step 5: Solve for x
    x = 127,588,274,833,510.17/12,995,038.82
  6. Step 6: Final answer
    x = 9,818,229.60

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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.