Home / 35,965,308.36-53,934,569.89-12,929,957.20

Finding the Fourth Proportional to 35,965,308.36, 53,934,569.89 and 12,929,957.20

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Solution

The fourth proportional to 35,965,308.36, 53,934,569.89 and 12,929,957.20 is: 19,390,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,965,308.36 : 53,934,569.89 = 12,929,957.20 : x
  2. Step 2: Convert to fraction form
    35,965,308.36/53,934,569.89 = 12,929,957.20/x
  3. Step 3: Cross multiply
    35,965,308.36x = 53,934,569.89 × 12,929,957.20
  4. Step 4: Simplify right side
    35,965,308.36x = 697,371,680,278,108.62
  5. Step 5: Solve for x
    x = 697,371,680,278,108.62/35,965,308.36
  6. Step 6: Final answer
    x = 19,390,120.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.