Home / 35,539,941.80-53,304,383.10-9,978,444.20

Finding the Fourth Proportional to 35,539,941.80, 53,304,383.10 and 9,978,444.20

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Solution

The fourth proportional to 35,539,941.80, 53,304,383.10 and 9,978,444.20 is: 14,966,113.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,539,941.80 : 53,304,383.10 = 9,978,444.20 : x
  2. Step 2: Convert to fraction form
    35,539,941.80/53,304,383.10 = 9,978,444.20/x
  3. Step 3: Cross multiply
    35,539,941.80x = 53,304,383.10 × 9,978,444.20
  4. Step 4: Simplify right side
    35,539,941.80x = 531,894,812,378,773
  5. Step 5: Solve for x
    x = 531,894,812,378,773/35,539,941.80
  6. Step 6: Final answer
    x = 14,966,113.77

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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.