Home / 31,104,209.40-46,656,314.10-13,153,313.40

Finding the Fourth Proportional to 31,104,209.40, 46,656,314.10 and 13,153,313.40

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Solution

The fourth proportional to 31,104,209.40, 46,656,314.10 and 13,153,313.40 is: 19,729,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,209.40 : 46,656,314.10 = 13,153,313.40 : x
  2. Step 2: Convert to fraction form
    31,104,209.40/46,656,314.10 = 13,153,313.40/x
  3. Step 3: Cross multiply
    31,104,209.40x = 46,656,314.10 × 13,153,313.40
  4. Step 4: Simplify right side
    31,104,209.40x = 613,685,121,446,139
  5. Step 5: Solve for x
    x = 613,685,121,446,139/31,104,209.40
  6. Step 6: Final answer
    x = 19,729,970.10

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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.