Home / 67,312,497.81-92,898,628.20-39,061,094.25

Finding the Fourth Proportional to 67,312,497.81, 92,898,628.20 and 39,061,094.25

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Solution

The fourth proportional to 67,312,497.81, 92,898,628.20 and 39,061,094.25 is: 53,908,593.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,312,497.81 : 92,898,628.20 = 39,061,094.25 : x
  2. Step 2: Convert to fraction form
    67,312,497.81/92,898,628.20 = 39,061,094.25/x
  3. Step 3: Cross multiply
    67,312,497.81x = 92,898,628.20 × 39,061,094.25
  4. Step 4: Simplify right side
    67,312,497.81x = 3,628,722,071,815,908
  5. Step 5: Solve for x
    x = 3,628,722,071,815,908/67,312,497.81
  6. Step 6: Final answer
    x = 53,908,593.35

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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.