Home / 9,875,711.67-14,812,070.70-2,687,805.69

Finding the Fourth Proportional to 9,875,711.67, 14,812,070.70 and 2,687,805.69

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Solution

The fourth proportional to 9,875,711.67, 14,812,070.70 and 2,687,805.69 is: 4,031,301.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,875,711.67 : 14,812,070.70 = 2,687,805.69 : x
  2. Step 2: Convert to fraction form
    9,875,711.67/14,812,070.70 = 2,687,805.69/x
  3. Step 3: Cross multiply
    9,875,711.67x = 14,812,070.70 × 2,687,805.69
  4. Step 4: Simplify right side
    9,875,711.67x = 39,811,967,908,142.28
  5. Step 5: Solve for x
    x = 39,811,967,908,142.28/9,875,711.67
  6. Step 6: Final answer
    x = 4,031,301.16

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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.