Home / 13,862,326.86-19,124,153.40-9,280,124.46

Finding the Fourth Proportional to 13,862,326.86, 19,124,153.40 and 9,280,124.46

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Solution

The fourth proportional to 13,862,326.86, 19,124,153.40 and 9,280,124.46 is: 12,802,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,862,326.86 : 19,124,153.40 = 9,280,124.46 : x
  2. Step 2: Convert to fraction form
    13,862,326.86/19,124,153.40 = 9,280,124.46/x
  3. Step 3: Cross multiply
    13,862,326.86x = 19,124,153.40 × 9,280,124.46
  4. Step 4: Simplify right side
    13,862,326.86x = 177,474,523,744,132.16
  5. Step 5: Solve for x
    x = 177,474,523,744,132.16/13,862,326.86
  6. Step 6: Final answer
    x = 12,802,650.34

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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.