Home / 27,512,809.04-37,902,055.20-19,237,386.62

Finding the Fourth Proportional to 27,512,809.04, 37,902,055.20 and 19,237,386.62

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Solution

The fourth proportional to 27,512,809.04, 37,902,055.20 and 19,237,386.62 is: 26,501,710.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,512,809.04 : 37,902,055.20 = 19,237,386.62 : x
  2. Step 2: Convert to fraction form
    27,512,809.04/37,902,055.20 = 19,237,386.62/x
  3. Step 3: Cross multiply
    27,512,809.04x = 37,902,055.20 × 19,237,386.62
  4. Step 4: Simplify right side
    27,512,809.04x = 729,136,489,574,981.50
  5. Step 5: Solve for x
    x = 729,136,489,574,981.50/27,512,809.04
  6. Step 6: Final answer
    x = 26,501,710.11

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1.5x scale

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.