Home / 66,402,847.80-99,604,271.70-52,532,237.70

Finding the Fourth Proportional to 66,402,847.80, 99,604,271.70 and 52,532,237.70

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Solution

The fourth proportional to 66,402,847.80, 99,604,271.70 and 52,532,237.70 is: 78,798,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,402,847.80 : 99,604,271.70 = 52,532,237.70 : x
  2. Step 2: Convert to fraction form
    66,402,847.80/99,604,271.70 = 52,532,237.70/x
  3. Step 3: Cross multiply
    66,402,847.80x = 99,604,271.70 × 52,532,237.70
  4. Step 4: Simplify right side
    66,402,847.80x = 5,232,435,276,879,784
  5. Step 5: Solve for x
    x = 5,232,435,276,879,784/66,402,847.80
  6. Step 6: Final answer
    x = 78,798,356.55

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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.