Home / 48,386,931.30-72,580,396.95-31,254,848.10

Finding the Fourth Proportional to 48,386,931.30, 72,580,396.95 and 31,254,848.10

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Solution

The fourth proportional to 48,386,931.30, 72,580,396.95 and 31,254,848.10 is: 46,882,272.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,931.30 : 72,580,396.95 = 31,254,848.10 : x
  2. Step 2: Convert to fraction form
    48,386,931.30/72,580,396.95 = 31,254,848.10/x
  3. Step 3: Cross multiply
    48,386,931.30x = 72,580,396.95 × 31,254,848.10
  4. Step 4: Simplify right side
    48,386,931.30x = 2,268,489,281,709,953.50
  5. Step 5: Solve for x
    x = 2,268,489,281,709,953.50/48,386,931.30
  6. Step 6: Final answer
    x = 46,882,272.15

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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.