Home / 25,632,011.60-38,438,686.20-8,593,240.40

Finding the Fourth Proportional to 25,632,011.60, 38,438,686.20 and 8,593,240.40

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Solution

The fourth proportional to 25,632,011.60, 38,438,686.20 and 8,593,240.40 is: 12,886,732.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,632,011.60 : 38,438,686.20 = 8,593,240.40 : x
  2. Step 2: Convert to fraction form
    25,632,011.60/38,438,686.20 = 8,593,240.40/x
  3. Step 3: Cross multiply
    25,632,011.60x = 38,438,686.20 × 8,593,240.40
  4. Step 4: Simplify right side
    25,632,011.60x = 330,312,871,176,762.50
  5. Step 5: Solve for x
    x = 330,312,871,176,762.50/25,632,011.60
  6. Step 6: Final answer
    x = 12,886,732.28

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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.