Home / 57,909,781.65-86,864,623.07-14,778,981.57

Finding the Fourth Proportional to 57,909,781.65, 86,864,623.07 and 14,778,981.57

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Solution

The fourth proportional to 57,909,781.65, 86,864,623.07 and 14,778,981.57 is: 22,168,459.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,909,781.65 : 86,864,623.07 = 14,778,981.57 : x
  2. Step 2: Convert to fraction form
    57,909,781.65/86,864,623.07 = 14,778,981.57/x
  3. Step 3: Cross multiply
    57,909,781.65x = 86,864,623.07 × 14,778,981.57
  4. Step 4: Simplify right side
    57,909,781.65x = 1,283,770,663,362,632
  5. Step 5: Solve for x
    x = 1,283,770,663,362,632/57,909,781.65
  6. Step 6: Final answer
    x = 22,168,459.75

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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.