Home / 35,487,510.95-53,255,044.20-12,458,513.87

Finding the Fourth Proportional to 35,487,510.95, 53,255,044.20 and 12,458,513.87

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Solution

The fourth proportional to 35,487,510.95, 53,255,044.20 and 12,458,513.87 is: 18,696,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,487,510.95 : 53,255,044.20 = 12,458,513.87 : x
  2. Step 2: Convert to fraction form
    35,487,510.95/53,255,044.20 = 12,458,513.87/x
  3. Step 3: Cross multiply
    35,487,510.95x = 53,255,044.20 × 12,458,513.87
  4. Step 4: Simplify right side
    35,487,510.95x = 663,478,706,813,163
  5. Step 5: Solve for x
    x = 663,478,706,813,163/35,487,510.95
  6. Step 6: Final answer
    x = 18,696,118.41

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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.