Home / 89,960,749.71-134,941,124.52-21,803,441.46

Finding the Fourth Proportional to 89,960,749.71, 134,941,124.52 and 21,803,441.46

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Solution

The fourth proportional to 89,960,749.71, 134,941,124.52 and 21,803,441.46 is: 32,705,162.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,960,749.71 : 134,941,124.52 = 21,803,441.46 : x
  2. Step 2: Convert to fraction form
    89,960,749.71/134,941,124.52 = 21,803,441.46/x
  3. Step 3: Cross multiply
    89,960,749.71x = 134,941,124.52 × 21,803,441.46
  4. Step 4: Simplify right side
    89,960,749.71x = 2,942,180,908,343,685
  5. Step 5: Solve for x
    x = 2,942,180,908,343,685/89,960,749.71
  6. Step 6: Final answer
    x = 32,705,162.17

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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.