Home / 9,931,690.80-14,897,536.20-8,860,935.60

Finding the Fourth Proportional to 9,931,690.80, 14,897,536.20 and 8,860,935.60

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Solution

The fourth proportional to 9,931,690.80, 14,897,536.20 and 8,860,935.60 is: 13,291,403.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931,690.80 : 14,897,536.20 = 8,860,935.60 : x
  2. Step 2: Convert to fraction form
    9,931,690.80/14,897,536.20 = 8,860,935.60/x
  3. Step 3: Cross multiply
    9,931,690.80x = 14,897,536.20 × 8,860,935.60
  4. Step 4: Simplify right side
    9,931,690.80x = 132,006,108,866,868.70
  5. Step 5: Solve for x
    x = 132,006,108,866,868.70/9,931,690.80
  6. Step 6: Final answer
    x = 13,291,403.40

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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.