Home / 15,328,688.40-22,973,495.40-8,143,664.40

Finding the Fourth Proportional to 15,328,688.40, 22,973,495.40 and 8,143,664.40

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Solution

The fourth proportional to 15,328,688.40, 22,973,495.40 and 8,143,664.40 is: 12,205,117.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,328,688.40 : 22,973,495.40 = 8,143,664.40 : x
  2. Step 2: Convert to fraction form
    15,328,688.40/22,973,495.40 = 8,143,664.40/x
  3. Step 3: Cross multiply
    15,328,688.40x = 22,973,495.40 × 8,143,664.40
  4. Step 4: Simplify right side
    15,328,688.40x = 187,088,436,632,543.75
  5. Step 5: Solve for x
    x = 187,088,436,632,543.75/15,328,688.40
  6. Step 6: Final answer
    x = 12,205,117.08

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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.