Home / 42,892,040.80-64,347,392.40-14,133,282.40

Finding the Fourth Proportional to 42,892,040.80, 64,347,392.40 and 14,133,282.40

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Solution

The fourth proportional to 42,892,040.80, 64,347,392.40 and 14,133,282.40 is: 21,202,998.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,892,040.80 : 64,347,392.40 = 14,133,282.40 : x
  2. Step 2: Convert to fraction form
    42,892,040.80/64,347,392.40 = 14,133,282.40/x
  3. Step 3: Cross multiply
    42,892,040.80x = 64,347,392.40 × 14,133,282.40
  4. Step 4: Simplify right side
    42,892,040.80x = 909,439,868,492,813.75
  5. Step 5: Solve for x
    x = 909,439,868,492,813.75/42,892,040.80
  6. Step 6: Final answer
    x = 21,202,998.31

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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.