Home / 7,387,685.72-11,088,340.58-3,746,970.77

Finding the Fourth Proportional to 7,387,685.72, 11,088,340.58 and 3,746,970.77

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Solution

The fourth proportional to 7,387,685.72, 11,088,340.58 and 3,746,970.77 is: 5,623,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387,685.72 : 11,088,340.58 = 3,746,970.77 : x
  2. Step 2: Convert to fraction form
    7,387,685.72/11,088,340.58 = 3,746,970.77/x
  3. Step 3: Cross multiply
    7,387,685.72x = 11,088,340.58 × 3,746,970.77
  4. Step 4: Simplify right side
    7,387,685.72x = 41,547,687,994,990.57
  5. Step 5: Solve for x
    x = 41,547,687,994,990.57/7,387,685.72
  6. Step 6: Final answer
    x = 5,623,911.13

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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.