Home / 64,772,637.20-97,169,842.20-19,339,024.40

Finding the Fourth Proportional to 64,772,637.20, 97,169,842.20 and 19,339,024.40

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Solution

The fourth proportional to 64,772,637.20, 97,169,842.20 and 19,339,024.40 is: 29,011,786.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,772,637.20 : 97,169,842.20 = 19,339,024.40 : x
  2. Step 2: Convert to fraction form
    64,772,637.20/97,169,842.20 = 19,339,024.40/x
  3. Step 3: Cross multiply
    64,772,637.20x = 97,169,842.20 × 19,339,024.40
  4. Step 4: Simplify right side
    64,772,637.20x = 1,879,169,949,249,949.50
  5. Step 5: Solve for x
    x = 1,879,169,949,249,949.50/64,772,637.20
  6. Step 6: Final answer
    x = 29,011,786.93

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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.