Home / 31,104,006.40-46,656,009.60-19,710,611.20

Finding the Fourth Proportional to 31,104,006.40, 46,656,009.60 and 19,710,611.20

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Solution

The fourth proportional to 31,104,006.40, 46,656,009.60 and 19,710,611.20 is: 29,565,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,006.40 : 46,656,009.60 = 19,710,611.20 : x
  2. Step 2: Convert to fraction form
    31,104,006.40/46,656,009.60 = 19,710,611.20/x
  3. Step 3: Cross multiply
    31,104,006.40x = 46,656,009.60 × 19,710,611.20
  4. Step 4: Simplify right side
    31,104,006.40x = 919,618,465,369,067.50
  5. Step 5: Solve for x
    x = 919,618,465,369,067.50/31,104,006.40
  6. Step 6: Final answer
    x = 29,565,916.80

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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.