Home / 10,913,017.60-16,369,526.40-8,503,818.40

Finding the Fourth Proportional to 10,913,017.60, 16,369,526.40 and 8,503,818.40

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Solution

The fourth proportional to 10,913,017.60, 16,369,526.40 and 8,503,818.40 is: 12,755,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913,017.60 : 16,369,526.40 = 8,503,818.40 : x
  2. Step 2: Convert to fraction form
    10,913,017.60/16,369,526.40 = 8,503,818.40/x
  3. Step 3: Cross multiply
    10,913,017.60x = 16,369,526.40 × 8,503,818.40
  4. Step 4: Simplify right side
    10,913,017.60x = 139,203,479,799,605.77
  5. Step 5: Solve for x
    x = 139,203,479,799,605.77/10,913,017.60
  6. Step 6: Final answer
    x = 12,755,727.60

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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.