Home / 12,506,681.60-18,766,243.20-4,933,894.40

Finding the Fourth Proportional to 12,506,681.60, 18,766,243.20 and 4,933,894.40

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Solution

The fourth proportional to 12,506,681.60, 18,766,243.20 and 4,933,894.40 is: 7,403,295.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506,681.60 : 18,766,243.20 = 4,933,894.40 : x
  2. Step 2: Convert to fraction form
    12,506,681.60/18,766,243.20 = 4,933,894.40/x
  3. Step 3: Cross multiply
    12,506,681.60x = 18,766,243.20 × 4,933,894.40
  4. Step 4: Simplify right side
    12,506,681.60x = 92,590,662,233,518.08
  5. Step 5: Solve for x
    x = 92,590,662,233,518.08/12,506,681.60
  6. Step 6: Final answer
    x = 7,403,295.71

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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.