Home / 9,931,314.80-14,896,972.20-8,860,559.60

Finding the Fourth Proportional to 9,931,314.80, 14,896,972.20 and 8,860,559.60

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Solution

The fourth proportional to 9,931,314.80, 14,896,972.20 and 8,860,559.60 is: 13,290,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931,314.80 : 14,896,972.20 = 8,860,559.60 : x
  2. Step 2: Convert to fraction form
    9,931,314.80/14,896,972.20 = 8,860,559.60/x
  3. Step 3: Cross multiply
    9,931,314.80x = 14,896,972.20 × 8,860,559.60
  4. Step 4: Simplify right side
    9,931,314.80x = 131,995,510,037,643.11
  5. Step 5: Solve for x
    x = 131,995,510,037,643.11/9,931,314.80
  6. Step 6: Final answer
    x = 13,290,839.40

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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.