Home / 13,871,210.60-20,806,815.90-4,896,669.80

Finding the Fourth Proportional to 13,871,210.60, 20,806,815.90 and 4,896,669.80

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Solution

The fourth proportional to 13,871,210.60, 20,806,815.90 and 4,896,669.80 is: 7,345,004.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,871,210.60 : 20,806,815.90 = 4,896,669.80 : x
  2. Step 2: Convert to fraction form
    13,871,210.60/20,806,815.90 = 4,896,669.80/x
  3. Step 3: Cross multiply
    13,871,210.60x = 20,806,815.90 × 4,896,669.80
  4. Step 4: Simplify right side
    13,871,210.60x = 101,884,107,051,689.81
  5. Step 5: Solve for x
    x = 101,884,107,051,689.81/13,871,210.60
  6. Step 6: Final answer
    x = 7,345,004.70

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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.