Home / 61,970,061-92,775,586.50-46,681,737.72

Finding the Fourth Proportional to 61,970,061, 92,775,586.50 and 46,681,737.72

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Solution

The fourth proportional to 61,970,061, 92,775,586.50 and 46,681,737.72 is: 69,887,386.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,970,061 : 92,775,586.50 = 46,681,737.72 : x
  2. Step 2: Convert to fraction form
    61,970,061/92,775,586.50 = 46,681,737.72/x
  3. Step 3: Cross multiply
    61,970,061x = 92,775,586.50 × 46,681,737.72
  4. Step 4: Simplify right side
    61,970,061x = 4,330,925,595,812,172.50
  5. Step 5: Solve for x
    x = 4,330,925,595,812,172.50/61,970,061
  6. Step 6: Final answer
    x = 69,887,386.36

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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.