Home / 92,637,742.02-127,855,416.52-51,397,920.42

Finding the Fourth Proportional to 92,637,742.02, 127,855,416.52 and 51,397,920.42

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Solution

The fourth proportional to 92,637,742.02, 127,855,416.52 and 51,397,920.42 is: 70,937,637.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,637,742.02 : 127,855,416.52 = 51,397,920.42 : x
  2. Step 2: Convert to fraction form
    92,637,742.02/127,855,416.52 = 51,397,920.42/x
  3. Step 3: Cross multiply
    92,637,742.02x = 127,855,416.52 × 51,397,920.42
  4. Step 4: Simplify right side
    92,637,742.02x = 6,571,502,523,560,913
  5. Step 5: Solve for x
    x = 6,571,502,523,560,913/92,637,742.02
  6. Step 6: Final answer
    x = 70,937,637.08

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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.