Home / 23,071,187.80-34,606,781.70-19,320,045.40

Finding the Fourth Proportional to 23,071,187.80, 34,606,781.70 and 19,320,045.40

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Solution

The fourth proportional to 23,071,187.80, 34,606,781.70 and 19,320,045.40 is: 28,980,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,071,187.80 : 34,606,781.70 = 19,320,045.40 : x
  2. Step 2: Convert to fraction form
    23,071,187.80/34,606,781.70 = 19,320,045.40/x
  3. Step 3: Cross multiply
    23,071,187.80x = 34,606,781.70 × 19,320,045.40
  4. Step 4: Simplify right side
    23,071,187.80x = 668,604,593,591,889.12
  5. Step 5: Solve for x
    x = 668,604,593,591,889.12/23,071,187.80
  6. Step 6: Final answer
    x = 28,980,068.10

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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.