Home / 56,938,006.30-85,407,009.45-54,292,611.10

Finding the Fourth Proportional to 56,938,006.30, 85,407,009.45 and 54,292,611.10

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Solution

The fourth proportional to 56,938,006.30, 85,407,009.45 and 54,292,611.10 is: 81,438,916.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,938,006.30 : 85,407,009.45 = 54,292,611.10 : x
  2. Step 2: Convert to fraction form
    56,938,006.30/85,407,009.45 = 54,292,611.10/x
  3. Step 3: Cross multiply
    56,938,006.30x = 85,407,009.45 × 54,292,611.10
  4. Step 4: Simplify right side
    56,938,006.30x = 4,636,969,549,282,875
  5. Step 5: Solve for x
    x = 4,636,969,549,282,875/56,938,006.30
  6. Step 6: Final answer
    x = 81,438,916.65

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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.