Home / 17,157,459.57-23,677,208.15-9,316,901.77

Finding the Fourth Proportional to 17,157,459.57, 23,677,208.15 and 9,316,901.77

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Solution

The fourth proportional to 17,157,459.57, 23,677,208.15 and 9,316,901.77 is: 12,857,277.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,157,459.57 : 23,677,208.15 = 9,316,901.77 : x
  2. Step 2: Convert to fraction form
    17,157,459.57/23,677,208.15 = 9,316,901.77/x
  3. Step 3: Cross multiply
    17,157,459.57x = 23,677,208.15 × 9,316,901.77
  4. Step 4: Simplify right side
    17,157,459.57x = 220,598,222,580,586.47
  5. Step 5: Solve for x
    x = 220,598,222,580,586.47/17,157,459.57
  6. Step 6: Final answer
    x = 12,857,277.72

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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.