Home / 61,655,411.86-85,084,438.76-36,875,598.28

Finding the Fourth Proportional to 61,655,411.86, 85,084,438.76 and 36,875,598.28

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Solution

The fourth proportional to 61,655,411.86, 85,084,438.76 and 36,875,598.28 is: 50,888,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,655,411.86 : 85,084,438.76 = 36,875,598.28 : x
  2. Step 2: Convert to fraction form
    61,655,411.86/85,084,438.76 = 36,875,598.28/x
  3. Step 3: Cross multiply
    61,655,411.86x = 85,084,438.76 × 36,875,598.28
  4. Step 4: Simplify right side
    61,655,411.86x = 3,137,539,583,593,021.50
  5. Step 5: Solve for x
    x = 3,137,539,583,593,021.50/61,655,411.86
  6. Step 6: Final answer
    x = 50,888,307.92

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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.