Home / 19,208,534.58-28,812,851.02-7,848,983.16

Finding the Fourth Proportional to 19,208,534.58, 28,812,851.02 and 7,848,983.16

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Solution

The fourth proportional to 19,208,534.58, 28,812,851.02 and 7,848,983.16 is: 11,773,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,208,534.58 : 28,812,851.02 = 7,848,983.16 : x
  2. Step 2: Convert to fraction form
    19,208,534.58/28,812,851.02 = 7,848,983.16/x
  3. Step 3: Cross multiply
    19,208,534.58x = 28,812,851.02 × 7,848,983.16
  4. Step 4: Simplify right side
    19,208,534.58x = 226,151,582,447,568.81
  5. Step 5: Solve for x
    x = 226,151,582,447,568.81/19,208,534.58
  6. Step 6: Final answer
    x = 11,773,494.82

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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.