Home / 75,329,931-112,995,946.32-21,477,243

Finding the Fourth Proportional to 75,329,931, 112,995,946.32 and 21,477,243

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Solution

The fourth proportional to 75,329,931, 112,995,946.32 and 21,477,243 is: 32,216,163.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,329,931 : 112,995,946.32 = 21,477,243 : x
  2. Step 2: Convert to fraction form
    75,329,931/112,995,946.32 = 21,477,243/x
  3. Step 3: Cross multiply
    75,329,931x = 112,995,946.32 × 21,477,243
  4. Step 4: Simplify right side
    75,329,931x = 2,426,841,397,129,595.50
  5. Step 5: Solve for x
    x = 2,426,841,397,129,595.50/75,329,931
  6. Step 6: Final answer
    x = 32,216,163.81

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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.