Home / 13,510,658.16-20,276,638.14-4,993,430.40

Finding the Fourth Proportional to 13,510,658.16, 20,276,638.14 and 4,993,430.40

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Solution

The fourth proportional to 13,510,658.16, 20,276,638.14 and 4,993,430.40 is: 7,494,082.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,510,658.16 : 20,276,638.14 = 4,993,430.40 : x
  2. Step 2: Convert to fraction form
    13,510,658.16/20,276,638.14 = 4,993,430.40/x
  3. Step 3: Cross multiply
    13,510,658.16x = 20,276,638.14 × 4,993,430.40
  4. Step 4: Simplify right side
    13,510,658.16x = 101,249,981,298,075.47
  5. Step 5: Solve for x
    x = 101,249,981,298,075.47/13,510,658.16
  6. Step 6: Final answer
    x = 7,494,082.09

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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.