Home / 58,012,358.40-86,924,059.20-42,706,857.60

Finding the Fourth Proportional to 58,012,358.40, 86,924,059.20 and 42,706,857.60

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Solution

The fourth proportional to 58,012,358.40, 86,924,059.20 and 42,706,857.60 is: 63,990,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,012,358.40 : 86,924,059.20 = 42,706,857.60 : x
  2. Step 2: Convert to fraction form
    58,012,358.40/86,924,059.20 = 42,706,857.60/x
  3. Step 3: Cross multiply
    58,012,358.40x = 86,924,059.20 × 42,706,857.60
  4. Step 4: Simplify right side
    58,012,358.40x = 3,712,253,418,268,370
  5. Step 5: Solve for x
    x = 3,712,253,418,268,370/58,012,358.40
  6. Step 6: Final answer
    x = 63,990,734.40

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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.