Home / 31,104,139.60-46,656,209.40-10,909,381.60

Finding the Fourth Proportional to 31,104,139.60, 46,656,209.40 and 10,909,381.60

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Solution

The fourth proportional to 31,104,139.60, 46,656,209.40 and 10,909,381.60 is: 16,364,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,139.60 : 46,656,209.40 = 10,909,381.60 : x
  2. Step 2: Convert to fraction form
    31,104,139.60/46,656,209.40 = 10,909,381.60/x
  3. Step 3: Cross multiply
    31,104,139.60x = 46,656,209.40 × 10,909,381.60
  4. Step 4: Simplify right side
    31,104,139.60x = 508,990,392,354,107
  5. Step 5: Solve for x
    x = 508,990,392,354,107/31,104,139.60
  6. Step 6: Final answer
    x = 16,364,072.40

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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.