Home / 5,103,666.12-7,655,244.76-1,908,557.40

Finding the Fourth Proportional to 5,103,666.12, 7,655,244.76 and 1,908,557.40

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Solution

The fourth proportional to 5,103,666.12, 7,655,244.76 and 1,908,557.40 is: 2,862,740.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,666.12 : 7,655,244.76 = 1,908,557.40 : x
  2. Step 2: Convert to fraction form
    5,103,666.12/7,655,244.76 = 1,908,557.40/x
  3. Step 3: Cross multiply
    5,103,666.12x = 7,655,244.76 × 1,908,557.40
  4. Step 4: Simplify right side
    5,103,666.12x = 14,610,474,035,509.22
  5. Step 5: Solve for x
    x = 14,610,474,035,509.22/5,103,666.12
  6. Step 6: Final answer
    x = 2,862,740.96

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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.