Home / 52,484,981.84-72,429,305.76-29,280,108.88

Finding the Fourth Proportional to 52,484,981.84, 72,429,305.76 and 29,280,108.88

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Solution

The fourth proportional to 52,484,981.84, 72,429,305.76 and 29,280,108.88 is: 40,406,567.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,484,981.84 : 72,429,305.76 = 29,280,108.88 : x
  2. Step 2: Convert to fraction form
    52,484,981.84/72,429,305.76 = 29,280,108.88/x
  3. Step 3: Cross multiply
    52,484,981.84x = 72,429,305.76 × 29,280,108.88
  4. Step 4: Simplify right side
    52,484,981.84x = 2,120,737,958,755,611.25
  5. Step 5: Solve for x
    x = 2,120,737,958,755,611.25/52,484,981.84
  6. Step 6: Final answer
    x = 40,406,567.45

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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.