Home / 9,143,347.17-12,617,674.64-5,013,412.27

Finding the Fourth Proportional to 9,143,347.17, 12,617,674.64 and 5,013,412.27

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Solution

The fourth proportional to 9,143,347.17, 12,617,674.64 and 5,013,412.27 is: 6,918,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,143,347.17 : 12,617,674.64 = 5,013,412.27 : x
  2. Step 2: Convert to fraction form
    9,143,347.17/12,617,674.64 = 5,013,412.27/x
  3. Step 3: Cross multiply
    9,143,347.17x = 12,617,674.64 × 5,013,412.27
  4. Step 4: Simplify right side
    9,143,347.17x = 63,257,604,859,043.83
  5. Step 5: Solve for x
    x = 63,257,604,859,043.83/9,143,347.17
  6. Step 6: Final answer
    x = 6,918,429.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.