Home / 31,098,547.03-42,924,531.16-18,050,009.73

Finding the Fourth Proportional to 31,098,547.03, 42,924,531.16 and 18,050,009.73

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Solution

The fourth proportional to 31,098,547.03, 42,924,531.16 and 18,050,009.73 is: 24,913,967.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,098,547.03 : 42,924,531.16 = 18,050,009.73 : x
  2. Step 2: Convert to fraction form
    31,098,547.03/42,924,531.16 = 18,050,009.73/x
  3. Step 3: Cross multiply
    31,098,547.03x = 42,924,531.16 × 18,050,009.73
  4. Step 4: Simplify right side
    31,098,547.03x = 774,788,205,093,688.12
  5. Step 5: Solve for x
    x = 774,788,205,093,688.12/31,098,547.03
  6. Step 6: Final answer
    x = 24,913,967.99

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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.