Home / 75,307,685.28-113,022,053.16-38,926,732.50

Finding the Fourth Proportional to 75,307,685.28, 113,022,053.16 and 38,926,732.50

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Solution

The fourth proportional to 75,307,685.28, 113,022,053.16 and 38,926,732.50 is: 58,421,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,307,685.28 : 113,022,053.16 = 38,926,732.50 : x
  2. Step 2: Convert to fraction form
    75,307,685.28/113,022,053.16 = 38,926,732.50/x
  3. Step 3: Cross multiply
    75,307,685.28x = 113,022,053.16 × 38,926,732.50
  4. Step 4: Simplify right side
    75,307,685.28x = 4,399,579,229,960,099.50
  5. Step 5: Solve for x
    x = 4,399,579,229,960,099.50/75,307,685.28
  6. Step 6: Final answer
    x = 58,421,384.40

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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.