Home / 31,098,545.04-42,931,529.38-19,341,603

Finding the Fourth Proportional to 31,098,545.04, 42,931,529.38 and 19,341,603

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Solution

The fourth proportional to 31,098,545.04, 42,931,529.38 and 19,341,603 is: 26,701,075.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,098,545.04 : 42,931,529.38 = 19,341,603 : x
  2. Step 2: Convert to fraction form
    31,098,545.04/42,931,529.38 = 19,341,603/x
  3. Step 3: Cross multiply
    31,098,545.04x = 42,931,529.38 × 19,341,603
  4. Step 4: Simplify right side
    31,098,545.04x = 830,364,597,450,796.25
  5. Step 5: Solve for x
    x = 830,364,597,450,796.25/31,098,545.04
  6. Step 6: Final answer
    x = 26,701,075.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.