Home / 15,758,421.40-23,620,136.10-6,170,613.40

Finding the Fourth Proportional to 15,758,421.40, 23,620,136.10 and 6,170,613.40

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Solution

The fourth proportional to 15,758,421.40, 23,620,136.10 and 6,170,613.40 is: 9,249,069.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,758,421.40 : 23,620,136.10 = 6,170,613.40 : x
  2. Step 2: Convert to fraction form
    15,758,421.40/23,620,136.10 = 6,170,613.40/x
  3. Step 3: Cross multiply
    15,758,421.40x = 23,620,136.10 × 6,170,613.40
  4. Step 4: Simplify right side
    15,758,421.40x = 145,750,728,328,483.75
  5. Step 5: Solve for x
    x = 145,750,728,328,483.75/15,758,421.40
  6. Step 6: Final answer
    x = 9,249,069.09

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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.