Home / 42,776,226.80-64,164,340.20-14,015,427.20

Finding the Fourth Proportional to 42,776,226.80, 64,164,340.20 and 14,015,427.20

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Solution

The fourth proportional to 42,776,226.80, 64,164,340.20 and 14,015,427.20 is: 21,023,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,776,226.80 : 64,164,340.20 = 14,015,427.20 : x
  2. Step 2: Convert to fraction form
    42,776,226.80/64,164,340.20 = 14,015,427.20/x
  3. Step 3: Cross multiply
    42,776,226.80x = 64,164,340.20 × 14,015,427.20
  4. Step 4: Simplify right side
    42,776,226.80x = 899,290,638,909,133.38
  5. Step 5: Solve for x
    x = 899,290,638,909,133.38/42,776,226.80
  6. Step 6: Final answer
    x = 21,023,140.80

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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.