Home / 61,748,009.78-92,612,075.69-18,018,501.05

Finding the Fourth Proportional to 61,748,009.78, 92,612,075.69 and 18,018,501.05

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Solution

The fourth proportional to 61,748,009.78, 92,612,075.69 and 18,018,501.05 is: 27,024,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,748,009.78 : 92,612,075.69 = 18,018,501.05 : x
  2. Step 2: Convert to fraction form
    61,748,009.78/92,612,075.69 = 18,018,501.05/x
  3. Step 3: Cross multiply
    61,748,009.78x = 92,612,075.69 × 18,018,501.05
  4. Step 4: Simplify right side
    61,748,009.78x = 1,668,730,783,238,166.75
  5. Step 5: Solve for x
    x = 1,668,730,783,238,166.75/61,748,009.78
  6. Step 6: Final answer
    x = 27,024,851.32

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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.