Home / 10,357,748.45-14,294,543.85-5,712,442.05

Finding the Fourth Proportional to 10,357,748.45, 14,294,543.85 and 5,712,442.05

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Solution

The fourth proportional to 10,357,748.45, 14,294,543.85 and 5,712,442.05 is: 7,883,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357,748.45 : 14,294,543.85 = 5,712,442.05 : x
  2. Step 2: Convert to fraction form
    10,357,748.45/14,294,543.85 = 5,712,442.05/x
  3. Step 3: Cross multiply
    10,357,748.45x = 14,294,543.85 × 5,712,442.05
  4. Step 4: Simplify right side
    10,357,748.45x = 81,656,753,374,308.89
  5. Step 5: Solve for x
    x = 81,656,753,374,308.89/10,357,748.45
  6. Step 6: Final answer
    x = 7,883,639.37

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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.