Home / 39,877,866.40-59,774,809.20-15,607,415.20

Finding the Fourth Proportional to 39,877,866.40, 59,774,809.20 and 15,607,415.20

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Solution

The fourth proportional to 39,877,866.40, 59,774,809.20 and 15,607,415.20 is: 23,394,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,877,866.40 : 59,774,809.20 = 15,607,415.20 : x
  2. Step 2: Convert to fraction form
    39,877,866.40/59,774,809.20 = 15,607,415.20/x
  3. Step 3: Cross multiply
    39,877,866.40x = 59,774,809.20 × 15,607,415.20
  4. Step 4: Simplify right side
    39,877,866.40x = 932,930,265,685,179.88
  5. Step 5: Solve for x
    x = 932,930,265,685,179.88/39,877,866.40
  6. Step 6: Final answer
    x = 23,394,688.58

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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.