Home / 53,298,039.65-73,551,801.74-31,271,913.79

Finding the Fourth Proportional to 53,298,039.65, 73,551,801.74 and 31,271,913.79

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Solution

The fourth proportional to 53,298,039.65, 73,551,801.74 and 31,271,913.79 is: 43,155,538.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,298,039.65 : 73,551,801.74 = 31,271,913.79 : x
  2. Step 2: Convert to fraction form
    53,298,039.65/73,551,801.74 = 31,271,913.79/x
  3. Step 3: Cross multiply
    53,298,039.65x = 73,551,801.74 × 31,271,913.79
  4. Step 4: Simplify right side
    53,298,039.65x = 2,300,105,602,772,213
  5. Step 5: Solve for x
    x = 2,300,105,602,772,213/53,298,039.65
  6. Step 6: Final answer
    x = 43,155,538.52

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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.