Home / 12,602,155.70-18,903,233.55-5,871,250.10

Finding the Fourth Proportional to 12,602,155.70, 18,903,233.55 and 5,871,250.10

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Solution

The fourth proportional to 12,602,155.70, 18,903,233.55 and 5,871,250.10 is: 8,806,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,602,155.70 : 18,903,233.55 = 5,871,250.10 : x
  2. Step 2: Convert to fraction form
    12,602,155.70/18,903,233.55 = 5,871,250.10/x
  3. Step 3: Cross multiply
    12,602,155.70x = 18,903,233.55 × 5,871,250.10
  4. Step 4: Simplify right side
    12,602,155.70x = 110,985,611,870,760.86
  5. Step 5: Solve for x
    x = 110,985,611,870,760.86/12,602,155.70
  6. Step 6: Final answer
    x = 8,806,875.15

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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.