Home / 64,677,632.80-97,018,004.40-19,240,909.60

Finding the Fourth Proportional to 64,677,632.80, 97,018,004.40 and 19,240,909.60

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Solution

The fourth proportional to 64,677,632.80, 97,018,004.40 and 19,240,909.60 is: 28,861,827.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,677,632.80 : 97,018,004.40 = 19,240,909.60 : x
  2. Step 2: Convert to fraction form
    64,677,632.80/97,018,004.40 = 19,240,909.60/x
  3. Step 3: Cross multiply
    64,677,632.80x = 97,018,004.40 × 19,240,909.60
  4. Step 4: Simplify right side
    64,677,632.80x = 1,866,714,652,232,802.50
  5. Step 5: Solve for x
    x = 1,866,714,652,232,802.50/64,677,632.80
  6. Step 6: Final answer
    x = 28,861,827.06

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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.