Home / 56,772,931.32-85,158,173.16-15,831,278.94

Finding the Fourth Proportional to 56,772,931.32, 85,158,173.16 and 15,831,278.94

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Solution

The fourth proportional to 56,772,931.32, 85,158,173.16 and 15,831,278.94 is: 23,746,577.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,772,931.32 : 85,158,173.16 = 15,831,278.94 : x
  2. Step 2: Convert to fraction form
    56,772,931.32/85,158,173.16 = 15,831,278.94/x
  3. Step 3: Cross multiply
    56,772,931.32x = 85,158,173.16 × 15,831,278.94
  4. Step 4: Simplify right side
    56,772,931.32x = 1,348,162,793,316,781.25
  5. Step 5: Solve for x
    x = 1,348,162,793,316,781.25/56,772,931.32
  6. Step 6: Final answer
    x = 23,746,577.14

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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.