Home / 71,732,421.60-107,439,200.10-62,166,483.60

Finding the Fourth Proportional to 71,732,421.60, 107,439,200.10 and 62,166,483.60

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Solution

The fourth proportional to 71,732,421.60, 107,439,200.10 and 62,166,483.60 is: 93,111,554.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,732,421.60 : 107,439,200.10 = 62,166,483.60 : x
  2. Step 2: Convert to fraction form
    71,732,421.60/107,439,200.10 = 62,166,483.60/x
  3. Step 3: Cross multiply
    71,732,421.60x = 107,439,200.10 × 62,166,483.60
  4. Step 4: Simplify right side
    71,732,421.60x = 6,679,117,271,013,768
  5. Step 5: Solve for x
    x = 6,679,117,271,013,768/71,732,421.60
  6. Step 6: Final answer
    x = 93,111,554.33

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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.