Home / 22,931,089.16-31,643,954.24-12,477,148.50

Finding the Fourth Proportional to 22,931,089.16, 31,643,954.24 and 12,477,148.50

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Solution

The fourth proportional to 22,931,089.16, 31,643,954.24 and 12,477,148.50 is: 17,217,948.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,931,089.16 : 31,643,954.24 = 12,477,148.50 : x
  2. Step 2: Convert to fraction form
    22,931,089.16/31,643,954.24 = 12,477,148.50/x
  3. Step 3: Cross multiply
    22,931,089.16x = 31,643,954.24 × 12,477,148.50
  4. Step 4: Simplify right side
    22,931,089.16x = 394,826,316,179,684.62
  5. Step 5: Solve for x
    x = 394,826,316,179,684.62/22,931,089.16
  6. Step 6: Final answer
    x = 17,217,948.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.