Home / 56,585,501.60-84,878,252.40-42,429,725.60

Finding the Fourth Proportional to 56,585,501.60, 84,878,252.40 and 42,429,725.60

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Solution

The fourth proportional to 56,585,501.60, 84,878,252.40 and 42,429,725.60 is: 63,644,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,585,501.60 : 84,878,252.40 = 42,429,725.60 : x
  2. Step 2: Convert to fraction form
    56,585,501.60/84,878,252.40 = 42,429,725.60/x
  3. Step 3: Cross multiply
    56,585,501.60x = 84,878,252.40 × 42,429,725.60
  4. Step 4: Simplify right side
    56,585,501.60x = 3,601,360,958,739,542
  5. Step 5: Solve for x
    x = 3,601,360,958,739,542/56,585,501.60
  6. Step 6: Final answer
    x = 63,644,588.40

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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.