Home / 38,386,947.75-57,580,421.63-12,827,957.16

Finding the Fourth Proportional to 38,386,947.75, 57,580,421.63 and 12,827,957.16

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Solution

The fourth proportional to 38,386,947.75, 57,580,421.63 and 12,827,957.16 is: 19,241,935.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,386,947.75 : 57,580,421.63 = 12,827,957.16 : x
  2. Step 2: Convert to fraction form
    38,386,947.75/57,580,421.63 = 12,827,957.16/x
  3. Step 3: Cross multiply
    38,386,947.75x = 57,580,421.63 × 12,827,957.16
  4. Step 4: Simplify right side
    38,386,947.75x = 738,639,181,860,237.62
  5. Step 5: Solve for x
    x = 738,639,181,860,237.62/38,386,947.75
  6. Step 6: Final answer
    x = 19,241,935.74

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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.