Home / 39,447,689.60-59,072,001.60-31,485,065.60

Finding the Fourth Proportional to 39,447,689.60, 59,072,001.60 and 31,485,065.60

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Solution

The fourth proportional to 39,447,689.60, 59,072,001.60 and 31,485,065.60 is: 47,148,156.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,447,689.60 : 59,072,001.60 = 31,485,065.60 : x
  2. Step 2: Convert to fraction form
    39,447,689.60/59,072,001.60 = 31,485,065.60/x
  3. Step 3: Cross multiply
    39,447,689.60x = 59,072,001.60 × 31,485,065.60
  4. Step 4: Simplify right side
    39,447,689.60x = 1,859,885,845,499,305
  5. Step 5: Solve for x
    x = 1,859,885,845,499,305/39,447,689.60
  6. Step 6: Final answer
    x = 47,148,156.57

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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.