Home / 61,042,047.40-91,563,071.10-52,822,426.60

Finding the Fourth Proportional to 61,042,047.40, 91,563,071.10 and 52,822,426.60

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Solution

The fourth proportional to 61,042,047.40, 91,563,071.10 and 52,822,426.60 is: 79,233,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,042,047.40 : 91,563,071.10 = 52,822,426.60 : x
  2. Step 2: Convert to fraction form
    61,042,047.40/91,563,071.10 = 52,822,426.60/x
  3. Step 3: Cross multiply
    61,042,047.40x = 91,563,071.10 × 52,822,426.60
  4. Step 4: Simplify right side
    61,042,047.40x = 4,836,583,602,450,331
  5. Step 5: Solve for x
    x = 4,836,583,602,450,331/61,042,047.40
  6. Step 6: Final answer
    x = 79,233,639.90

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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.