Home / 56,585,677.80-84,878,516.70-39,366,989.40

Finding the Fourth Proportional to 56,585,677.80, 84,878,516.70 and 39,366,989.40

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Solution

The fourth proportional to 56,585,677.80, 84,878,516.70 and 39,366,989.40 is: 59,050,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,585,677.80 : 84,878,516.70 = 39,366,989.40 : x
  2. Step 2: Convert to fraction form
    56,585,677.80/84,878,516.70 = 39,366,989.40/x
  3. Step 3: Cross multiply
    56,585,677.80x = 84,878,516.70 × 39,366,989.40
  4. Step 4: Simplify right side
    56,585,677.80x = 3,341,411,667,216,623
  5. Step 5: Solve for x
    x = 3,341,411,667,216,623/56,585,677.80
  6. Step 6: Final answer
    x = 59,050,484.10

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1.5x scale

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.