Home / 61,120,782.02-91,671,206.79-17,979,894.02

Finding the Fourth Proportional to 61,120,782.02, 91,671,206.79 and 17,979,894.02

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Solution

The fourth proportional to 61,120,782.02, 91,671,206.79 and 17,979,894.02 is: 26,966,909.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,120,782.02 : 91,671,206.79 = 17,979,894.02 : x
  2. Step 2: Convert to fraction form
    61,120,782.02/91,671,206.79 = 17,979,894.02/x
  3. Step 3: Cross multiply
    61,120,782.02x = 91,671,206.79 × 17,979,894.02
  4. Step 4: Simplify right side
    61,120,782.02x = 1,648,238,582,769,704.50
  5. Step 5: Solve for x
    x = 1,648,238,582,769,704.50/61,120,782.02
  6. Step 6: Final answer
    x = 26,966,909.26

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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.