Home / 75,317,341.86-113,019,599.88-31,594,184.64

Finding the Fourth Proportional to 75,317,341.86, 113,019,599.88 and 31,594,184.64

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Solution

The fourth proportional to 75,317,341.86, 113,019,599.88 and 31,594,184.64 is: 47,409,560.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,317,341.86 : 113,019,599.88 = 31,594,184.64 : x
  2. Step 2: Convert to fraction form
    75,317,341.86/113,019,599.88 = 31,594,184.64/x
  3. Step 3: Cross multiply
    75,317,341.86x = 113,019,599.88 × 31,594,184.64
  4. Step 4: Simplify right side
    75,317,341.86x = 3,570,762,106,547,642
  5. Step 5: Solve for x
    x = 3,570,762,106,547,642/75,317,341.86
  6. Step 6: Final answer
    x = 47,409,560.91

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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.