Home / 61,842,341.40-92,774,009.70-18,711,202.20

Finding the Fourth Proportional to 61,842,341.40, 92,774,009.70 and 18,711,202.20

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Solution

The fourth proportional to 61,842,341.40, 92,774,009.70 and 18,711,202.20 is: 28,069,979.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,842,341.40 : 92,774,009.70 = 18,711,202.20 : x
  2. Step 2: Convert to fraction form
    61,842,341.40/92,774,009.70 = 18,711,202.20/x
  3. Step 3: Cross multiply
    61,842,341.40x = 92,774,009.70 × 18,711,202.20
  4. Step 4: Simplify right side
    61,842,341.40x = 1,735,913,254,401,461.25
  5. Step 5: Solve for x
    x = 1,735,913,254,401,461.25/61,842,341.40
  6. Step 6: Final answer
    x = 28,069,979.48

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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.