Home / 28,017,000.80-42,025,501.20-9,841,718.60

Finding the Fourth Proportional to 28,017,000.80, 42,025,501.20 and 9,841,718.60

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Solution

The fourth proportional to 28,017,000.80, 42,025,501.20 and 9,841,718.60 is: 14,762,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,017,000.80 : 42,025,501.20 = 9,841,718.60 : x
  2. Step 2: Convert to fraction form
    28,017,000.80/42,025,501.20 = 9,841,718.60/x
  3. Step 3: Cross multiply
    28,017,000.80x = 42,025,501.20 × 9,841,718.60
  4. Step 4: Simplify right side
    28,017,000.80x = 413,603,156,834,362.31
  5. Step 5: Solve for x
    x = 413,603,156,834,362.31/28,017,000.80
  6. Step 6: Final answer
    x = 14,762,577.90

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1.5x scale

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.