Home / 12,701,955.52-17,528,605.05-6,900,784.93

Finding the Fourth Proportional to 12,701,955.52, 17,528,605.05 and 6,900,784.93

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Solution

The fourth proportional to 12,701,955.52, 17,528,605.05 and 6,900,784.93 is: 9,523,032.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701,955.52 : 17,528,605.05 = 6,900,784.93 : x
  2. Step 2: Convert to fraction form
    12,701,955.52/17,528,605.05 = 6,900,784.93/x
  3. Step 3: Cross multiply
    12,701,955.52x = 17,528,605.05 × 6,900,784.93
  4. Step 4: Simplify right side
    12,701,955.52x = 120,961,133,572,961.89
  5. Step 5: Solve for x
    x = 120,961,133,572,961.89/12,701,955.52
  6. Step 6: Final answer
    x = 9,523,032.37

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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.