Home / 34,746,081.57-47,929,671-21,670,639.92

Finding the Fourth Proportional to 34,746,081.57, 47,929,671 and 21,670,639.92

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Solution

The fourth proportional to 34,746,081.57, 47,929,671 and 21,670,639.92 is: 29,893,058.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746,081.57 : 47,929,671 = 21,670,639.92 : x
  2. Step 2: Convert to fraction form
    34,746,081.57/47,929,671 = 21,670,639.92/x
  3. Step 3: Cross multiply
    34,746,081.57x = 47,929,671 × 21,670,639.92
  4. Step 4: Simplify right side
    34,746,081.57x = 1,038,666,641,725,066.38
  5. Step 5: Solve for x
    x = 1,038,666,641,725,066.38/34,746,081.57
  6. Step 6: Final answer
    x = 29,893,058.29

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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.