Home / 14,766,711.84-20,378,066.40-8,151,304.32

Finding the Fourth Proportional to 14,766,711.84, 20,378,066.40 and 8,151,304.32

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Solution

The fourth proportional to 14,766,711.84, 20,378,066.40 and 8,151,304.32 is: 11,248,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,766,711.84 : 20,378,066.40 = 8,151,304.32 : x
  2. Step 2: Convert to fraction form
    14,766,711.84/20,378,066.40 = 8,151,304.32/x
  3. Step 3: Cross multiply
    14,766,711.84x = 20,378,066.40 × 8,151,304.32
  4. Step 4: Simplify right side
    14,766,711.84x = 166,107,820,679,566.84
  5. Step 5: Solve for x
    x = 166,107,820,679,566.84/14,766,711.84
  6. Step 6: Final answer
    x = 11,248,802.20

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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.