Home / 12,554,746.29-17,323,486.77-7,397,406.63

Finding the Fourth Proportional to 12,554,746.29, 17,323,486.77 and 7,397,406.63

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Solution

The fourth proportional to 12,554,746.29, 17,323,486.77 and 7,397,406.63 is: 10,207,205.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554,746.29 : 17,323,486.77 = 7,397,406.63 : x
  2. Step 2: Convert to fraction form
    12,554,746.29/17,323,486.77 = 7,397,406.63/x
  3. Step 3: Cross multiply
    12,554,746.29x = 17,323,486.77 × 7,397,406.63
  4. Step 4: Simplify right side
    12,554,746.29x = 128,148,875,887,115.28
  5. Step 5: Solve for x
    x = 128,148,875,887,115.28/12,554,746.29
  6. Step 6: Final answer
    x = 10,207,205.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.