Home / 79,659,712.02-119,510,831.75-28,546,897.62

Finding the Fourth Proportional to 79,659,712.02, 119,510,831.75 and 28,546,897.62

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Solution

The fourth proportional to 79,659,712.02, 119,510,831.75 and 28,546,897.62 is: 42,827,966.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,659,712.02 : 119,510,831.75 = 28,546,897.62 : x
  2. Step 2: Convert to fraction form
    79,659,712.02/119,510,831.75 = 28,546,897.62/x
  3. Step 3: Cross multiply
    79,659,712.02x = 119,510,831.75 × 28,546,897.62
  4. Step 4: Simplify right side
    79,659,712.02x = 3,411,663,478,305,561
  5. Step 5: Solve for x
    x = 3,411,663,478,305,561/79,659,712.02
  6. Step 6: Final answer
    x = 42,827,966.51

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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.