Home / 52,689,400.84-72,712,234.02-28,846,630.18

Finding the Fourth Proportional to 52,689,400.84, 72,712,234.02 and 28,846,630.18

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Solution

The fourth proportional to 52,689,400.84, 72,712,234.02 and 28,846,630.18 is: 39,808,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,689,400.84 : 72,712,234.02 = 28,846,630.18 : x
  2. Step 2: Convert to fraction form
    52,689,400.84/72,712,234.02 = 28,846,630.18/x
  3. Step 3: Cross multiply
    52,689,400.84x = 72,712,234.02 × 28,846,630.18
  4. Step 4: Simplify right side
    52,689,400.84x = 2,097,502,924,336,554.50
  5. Step 5: Solve for x
    x = 2,097,502,924,336,554.50/52,689,400.84
  6. Step 6: Final answer
    x = 39,808,820.96

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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.