Home / 75,071,928.80-112,607,893.20-58,947,615.20

Finding the Fourth Proportional to 75,071,928.80, 112,607,893.20 and 58,947,615.20

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Solution

The fourth proportional to 75,071,928.80, 112,607,893.20 and 58,947,615.20 is: 88,421,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,071,928.80 : 112,607,893.20 = 58,947,615.20 : x
  2. Step 2: Convert to fraction form
    75,071,928.80/112,607,893.20 = 58,947,615.20/x
  3. Step 3: Cross multiply
    75,071,928.80x = 112,607,893.20 × 58,947,615.20
  4. Step 4: Simplify right side
    75,071,928.80x = 6,637,966,756,836,297
  5. Step 5: Solve for x
    x = 6,637,966,756,836,297/75,071,928.80
  6. Step 6: Final answer
    x = 88,421,422.80

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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.