Home / 57,272,271.06-79,035,746.93-31,518,159.06

Finding the Fourth Proportional to 57,272,271.06, 79,035,746.93 and 31,518,159.06

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Solution

The fourth proportional to 57,272,271.06, 79,035,746.93 and 31,518,159.06 is: 43,495,066.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,272,271.06 : 79,035,746.93 = 31,518,159.06 : x
  2. Step 2: Convert to fraction form
    57,272,271.06/79,035,746.93 = 31,518,159.06/x
  3. Step 3: Cross multiply
    57,272,271.06x = 79,035,746.93 × 31,518,159.06
  4. Step 4: Simplify right side
    57,272,271.06x = 2,491,061,243,165,647
  5. Step 5: Solve for x
    x = 2,491,061,243,165,647/57,272,271.06
  6. Step 6: Final answer
    x = 43,495,066.58

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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.