Home / 11,677,675.52-16,115,040-6,521,127.68

Finding the Fourth Proportional to 11,677,675.52, 16,115,040 and 6,521,127.68

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Solution

The fourth proportional to 11,677,675.52, 16,115,040 and 6,521,127.68 is: 8,999,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,677,675.52 : 16,115,040 = 6,521,127.68 : x
  2. Step 2: Convert to fraction form
    11,677,675.52/16,115,040 = 6,521,127.68/x
  3. Step 3: Cross multiply
    11,677,675.52x = 16,115,040 × 6,521,127.68
  4. Step 4: Simplify right side
    11,677,675.52x = 105,088,233,408,307.19
  5. Step 5: Solve for x
    x = 105,088,233,408,307.19/11,677,675.52
  6. Step 6: Final answer
    x = 8,999,071.20

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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.