Home / 86,056,873.95-118,755,021.36-46,897,809.90

Finding the Fourth Proportional to 86,056,873.95, 118,755,021.36 and 46,897,809.90

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Solution

The fourth proportional to 86,056,873.95, 118,755,021.36 and 46,897,809.90 is: 64,717,089.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,056,873.95 : 118,755,021.36 = 46,897,809.90 : x
  2. Step 2: Convert to fraction form
    86,056,873.95/118,755,021.36 = 46,897,809.90/x
  3. Step 3: Cross multiply
    86,056,873.95x = 118,755,021.36 × 46,897,809.90
  4. Step 4: Simplify right side
    86,056,873.95x = 5,569,350,416,411,719
  5. Step 5: Solve for x
    x = 5,569,350,416,411,719/86,056,873.95
  6. Step 6: Final answer
    x = 64,717,089.53

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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.