Home / 61,056,021.40-91,584,032.10-43,140,117.40

Finding the Fourth Proportional to 61,056,021.40, 91,584,032.10 and 43,140,117.40

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Solution

The fourth proportional to 61,056,021.40, 91,584,032.10 and 43,140,117.40 is: 64,710,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,056,021.40 : 91,584,032.10 = 43,140,117.40 : x
  2. Step 2: Convert to fraction form
    61,056,021.40/91,584,032.10 = 43,140,117.40/x
  3. Step 3: Cross multiply
    61,056,021.40x = 91,584,032.10 × 43,140,117.40
  4. Step 4: Simplify right side
    61,056,021.40x = 3,950,945,896,759,368
  5. Step 5: Solve for x
    x = 3,950,945,896,759,368/61,056,021.40
  6. Step 6: Final answer
    x = 64,710,176.10

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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.