Home / 13,908,047.40-20,862,071.10-8,869,199.40

Finding the Fourth Proportional to 13,908,047.40, 20,862,071.10 and 8,869,199.40

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Solution

The fourth proportional to 13,908,047.40, 20,862,071.10 and 8,869,199.40 is: 13,303,799.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,047.40 : 20,862,071.10 = 8,869,199.40 : x
  2. Step 2: Convert to fraction form
    13,908,047.40/20,862,071.10 = 8,869,199.40/x
  3. Step 3: Cross multiply
    13,908,047.40x = 20,862,071.10 × 8,869,199.40
  4. Step 4: Simplify right side
    13,908,047.40x = 185,029,868,482,877.38
  5. Step 5: Solve for x
    x = 185,029,868,482,877.38/13,908,047.40
  6. Step 6: Final answer
    x = 13,303,799.10

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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.