Home / 32,919,931.16-45,445,258.16-21,924,978.20

Finding the Fourth Proportional to 32,919,931.16, 45,445,258.16 and 21,924,978.20

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Solution

The fourth proportional to 32,919,931.16, 45,445,258.16 and 21,924,978.20 is: 30,266,961.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,919,931.16 : 45,445,258.16 = 21,924,978.20 : x
  2. Step 2: Convert to fraction form
    32,919,931.16/45,445,258.16 = 21,924,978.20/x
  3. Step 3: Cross multiply
    32,919,931.16x = 45,445,258.16 × 21,924,978.20
  4. Step 4: Simplify right side
    32,919,931.16x = 996,386,294,451,372
  5. Step 5: Solve for x
    x = 996,386,294,451,372/32,919,931.16
  6. Step 6: Final answer
    x = 30,266,961.67

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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.