Home / 31,113,336.60-46,656,008.10-11,937,720.60

Finding the Fourth Proportional to 31,113,336.60, 46,656,008.10 and 11,937,720.60

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Solution

The fourth proportional to 31,113,336.60, 46,656,008.10 and 11,937,720.60 is: 17,901,210.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,113,336.60 : 46,656,008.10 = 11,937,720.60 : x
  2. Step 2: Convert to fraction form
    31,113,336.60/46,656,008.10 = 11,937,720.60/x
  3. Step 3: Cross multiply
    31,113,336.60x = 46,656,008.10 × 11,937,720.60
  4. Step 4: Simplify right side
    31,113,336.60x = 556,966,389,009,136.88
  5. Step 5: Solve for x
    x = 556,966,389,009,136.88/31,113,336.60
  6. Step 6: Final answer
    x = 17,901,210.54

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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.