Home / 74,552,465.76-102,881,421.20-41,061,301.28

Finding the Fourth Proportional to 74,552,465.76, 102,881,421.20 and 41,061,301.28

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Solution

The fourth proportional to 74,552,465.76, 102,881,421.20 and 41,061,301.28 is: 56,664,055.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,552,465.76 : 102,881,421.20 = 41,061,301.28 : x
  2. Step 2: Convert to fraction form
    74,552,465.76/102,881,421.20 = 41,061,301.28/x
  3. Step 3: Cross multiply
    74,552,465.76x = 102,881,421.20 × 41,061,301.28
  4. Step 4: Simplify right side
    74,552,465.76x = 4,224,445,032,007,779.50
  5. Step 5: Solve for x
    x = 4,224,445,032,007,779.50/74,552,465.76
  6. Step 6: Final answer
    x = 56,664,055.16

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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.