Home / 52,537,457.09-78,737,829.98-21,376,799.82

Finding the Fourth Proportional to 52,537,457.09, 78,737,829.98 and 21,376,799.82

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Solution

The fourth proportional to 52,537,457.09, 78,737,829.98 and 21,376,799.82 is: 32,037,386.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,537,457.09 : 78,737,829.98 = 21,376,799.82 : x
  2. Step 2: Convert to fraction form
    52,537,457.09/78,737,829.98 = 21,376,799.82/x
  3. Step 3: Cross multiply
    52,537,457.09x = 78,737,829.98 × 21,376,799.82
  4. Step 4: Simplify right side
    52,537,457.09x = 1,683,162,829,636,770.50
  5. Step 5: Solve for x
    x = 1,683,162,829,636,770.50/52,537,457.09
  6. Step 6: Final answer
    x = 32,037,386.71

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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.