Home / 12,537,537.60-18,812,527.20-4,964,750.40

Finding the Fourth Proportional to 12,537,537.60, 18,812,527.20 and 4,964,750.40

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Solution

The fourth proportional to 12,537,537.60, 18,812,527.20 and 4,964,750.40 is: 7,449,588.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537,537.60 : 18,812,527.20 = 4,964,750.40 : x
  2. Step 2: Convert to fraction form
    12,537,537.60/18,812,527.20 = 4,964,750.40/x
  3. Step 3: Cross multiply
    12,537,537.60x = 18,812,527.20 × 4,964,750.40
  4. Step 4: Simplify right side
    12,537,537.60x = 93,399,501,941,210.89
  5. Step 5: Solve for x
    x = 93,399,501,941,210.89/12,537,537.60
  6. Step 6: Final answer
    x = 7,449,588.98

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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.